diff --git a/NEWS.md b/NEWS.md
index fb2d8ea2..2aa7f849 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -39,6 +39,7 @@ Bug Fixes:
 - Static maps fails for unsupported formats
 - Handling errors extracting the column type on dataviews
 - Fix `meta.stats.estimatedFeatureCount` for aggregations and queries with tokens
+- Static maps filters correctly if `layer` option is passed in the url.
 
 ## 6.1.0
 Released 2018-04-16
diff --git a/config/environments/development.js.example b/config/environments/development.js.example
index 2a849fd0..87c98032 100644
--- a/config/environments/development.js.example
+++ b/config/environments/development.js.example
@@ -13,21 +13,6 @@ var config = {
     // from hostname. Must have a single grabbing block.
     ,user_from_host: '^(.*)\\.localhost'
 
-    // DEPRECATED: use routes property instead
-    // ---------------------------------------
-    // Base URLs for the APIs
-    //
-    // See http://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
-    //
-    // Base url for the Templated Maps API
-    // "/api/v1/map/named" is the new API,
-    // "/tiles/template" is for compatibility with versions up to 1.6.x
-    ,base_url_templated: '(?:/api/v1/map/named|/user/:user/api/v1/map/named|/tiles/template)'
-    // Base url for the Detached Maps API
-    // "maps" is the the new API,
-    // "tiles/layergroup" is for compatibility with versions up to 1.6.x
-    ,base_url_detached: '(?:/api/v1/map|/user/:user/api/v1/map|/tiles/layergroup)'
-
     // Base URLs for the APIs
     //
     // See https://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
@@ -76,13 +61,13 @@ var config = {
 
     // Resource URLs expose endpoints to request/retrieve metadata associated to Maps: dataviews, analysis node status.
     //
-    // This URLs depend on how `base_url_detached` and `user_from_host` are configured: the application can be
+    // This URLs depend on how `routes` and `user_from_host` are configured: the application can be
     // configured to accept request with the {user} in the header host or in the request path.
     // It also might depend on the configured cdn_url via `serverMetadata.cdn_url`.
     //
     // This template allows to make the endpoints generation more flexible, the template exposes the following params:
     //  1. {{=it.cdn_url}}: will be used when `serverMetadata.cdn_url` exists.
-    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `base_url_detached`.
+    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `routes`.
     //  3. {{=it.port}}: will use the `port` from this very same configuration file.
     ,resources_url_templates: {
         http: 'http://{{=it.user}}.localhost.lan:{{=it.port}}/api/v1/map',
@@ -102,12 +87,12 @@ var config = {
     // idle socket timeout, in milliseconds
     ,socket_timeout: 600000
     ,enable_cors: true
-    ,cache_enabled: false
+    ,cache_enabled: true
     ,log_format: ':req[X-Real-IP] :method :req[Host]:url :status :response-time ms -> :res[Content-Type] (:res[X-Tiler-Profiler]) (:res[X-Tiler-Errors])'
     // If log_filename is given logs will be written
     // there, in append mode. Otherwise stdout is used (default).
     // Log file will be re-opened on receiving the HUP signal
-    ,log_filename: undefined
+    ,log_filename: 'logs/node-windshaft.log'
     // Templated database username for authorized user
     // Supported labels: 'user_id' (read from redis)
     ,postgres_auth_user: 'development_cartodb_user_<%= user_id %>'
@@ -133,7 +118,7 @@ var config = {
     ,statsd: {
         host: 'localhost',
         port: 8125,
-        prefix: 'dev.',
+        prefix: 'dev.', // could be hostname, better not containing dots
         cacheDns: true
         // support all allowed node-statsd options
     }
@@ -219,7 +204,8 @@ var config = {
                persist_connection: false,
                simplify_geometries: true,
                use_overviews: true, // use overviews to retrieve raster
-               max_size: 500
+               max_size: 500,
+               twkb_encoding: true
           },
 
           limits: {
@@ -282,7 +268,7 @@ var config = {
             // If filename is given logs comming from analysis client  will be written
             // there, in append mode. Otherwise 'log_filename' is used. Otherwise stdout is used (default).
             // Log file will be re-opened on receiving the HUP signal
-            filename: '/tmp/analysis.log'
+            filename: 'logs/node-windshaft-analysis.log'
         },
         // Define max execution time in ms for analyses or tags
         // If analysis or tag are not found in redis this values will be used as default.
@@ -352,6 +338,12 @@ var config = {
     // X-Tiler-Profile header containing elapsed timing for various
     // steps taken for producing the response.
     ,useProfiler:true
+    ,serverMetadata: {
+      cdn_url: {
+        http: undefined,
+        https: undefined
+      }
+    }
     // Settings for the health check available at /health
     ,health: {
       enabled: false,
diff --git a/config/environments/production.js.example b/config/environments/production.js.example
index 5b1d50b8..8e071acf 100644
--- a/config/environments/production.js.example
+++ b/config/environments/production.js.example
@@ -13,21 +13,6 @@ var config = {
     // from hostname. Must have a single grabbing block.
     ,user_from_host: '^(.*)\\.cartodb\\.com$'
 
-    // DEPRECATED: use routes property instead
-    // ---------------------------------------
-    // Base URLs for the APIs
-    //
-    // See http://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
-    //
-    // Base url for the Templated Maps API
-    // "/api/v1/map/named" is the new API,
-    // "/tiles/template" is for compatibility with versions up to 1.6.x
-    ,base_url_templated: '(?:/api/v1/map/named|/user/:user/api/v1/map/named|/tiles/template)'
-    // Base url for the Detached Maps API
-    // "maps" is the the new API,
-    // "tiles/layergroup" is for compatibility with versions up to 1.6.x
-    ,base_url_detached: '(?:/api/v1/map|/user/:user/api/v1/map|/tiles/layergroup)'
-
     // Base URLs for the APIs
     //
     // See https://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
@@ -76,13 +61,13 @@ var config = {
 
     // Resource URLs expose endpoints to request/retrieve metadata associated to Maps: dataviews, analysis node status.
     //
-    // This URLs depend on how `base_url_detached` and `user_from_host` are configured: the application can be
+    // This URLs depend on how `routes` and `user_from_host` are configured: the application can be
     // configured to accept request with the {user} in the header host or in the request path.
     // It also might depend on the configured cdn_url via `serverMetadata.cdn_url`.
     //
     // This template allows to make the endpoints generation more flexible, the template exposes the following params:
     //  1. {{=it.cdn_url}}: will be used when `serverMetadata.cdn_url` exists.
-    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `base_url_detached`.
+    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `routes`.
     //  3. {{=it.port}}: will use the `port` from this very same configuration file.
     ,resources_url_templates: {
         http: 'http://{{=it.cdn_url}}/{{=it.user}}/api/v1/map',
@@ -145,15 +130,7 @@ var config = {
         //If enabled, MVTs will be generated with PostGIS directly, instead of using Mapnik,
         //PostGIS 2.4 is required for this to work
         //If disabled it will use Mapnik MVT generation
-        usePostGIS: false,
-        dbPoolParams: {
-              // maximum number of resources to create at any given time
-              size: 16,
-              // max milliseconds a resource can go unused before it should be destroyed
-              idleTimeout: 3000,
-              // frequency to check for idle resources
-              reapInterval: 1000
-          }
+        usePostGIS: false
       },
       mapnik: {
           // The size of the pool of internal mapnik backend
@@ -227,7 +204,8 @@ var config = {
                persist_connection: false,
                simplify_geometries: true,
                use_overviews: true, // use overviews to retrieve raster
-               max_size: 500
+               max_size: 500,
+               twkb_encoding: true
           },
 
           limits: {
@@ -290,7 +268,7 @@ var config = {
             // If filename is given logs comming from analysis client  will be written
             // there, in append mode. Otherwise 'log_filename' is used. Otherwise stdout is used (default).
             // Log file will be re-opened on receiving the HUP signal
-            filename: 'logs/analysis.log'
+            filename: 'logs/node-windshaft-analysis.log'
         },
         // Define max execution time in ms for analyses or tags
         // If analysis or tag are not found in redis this values will be used as default.
diff --git a/config/environments/staging.js.example b/config/environments/staging.js.example
index 805f4ae7..60301a94 100644
--- a/config/environments/staging.js.example
+++ b/config/environments/staging.js.example
@@ -13,21 +13,6 @@ var config = {
     // from hostname. Must have a single grabbing block.
     ,user_from_host: '^(.*)\\.cartodb\\.com$'
 
-    // DEPRECATED: use routes property instead
-    // ---------------------------------------
-    // Base URLs for the APIs
-    //
-    // See http://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
-    //
-    // Base url for the Templated Maps API
-    // "/api/v1/maps/named" is the new API,
-    // "/tiles/template" is for compatibility with versions up to 1.6.x
-    ,base_url_templated: '(?:/api/v1/map/named|/user/:user/api/v1/map/named|/tiles/template)'
-    // Base url for the Detached Maps API
-    // "/api/v1/maps" is the the new API,
-    // "/tiles/layergroup" is for compatibility with versions up to 1.6.x
-    ,base_url_detached: '(?:/api/v1/map|/user/:user/api/v1/map|/tiles/layergroup)'
-
     // Base URLs for the APIs
     //
     // See https://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
@@ -76,16 +61,16 @@ var config = {
 
     // Resource URLs expose endpoints to request/retrieve metadata associated to Maps: dataviews, analysis node status.
     //
-    // This URLs depend on how `base_url_detached` and `user_from_host` are configured: the application can be
+    // This URLs depend on how `routes` and `user_from_host` are configured: the application can be
     // configured to accept request with the {user} in the header host or in the request path.
     // It also might depend on the configured cdn_url via `serverMetadata.cdn_url`.
     //
     // This template allows to make the endpoints generation more flexible, the template exposes the following params:
     //  1. {{=it.cdn_url}}: will be used when `serverMetadata.cdn_url` exists.
-    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `base_url_detached`.
+    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `routes`.
     //  3. {{=it.port}}: will use the `port` from this very same configuration file.
     ,resources_url_templates: {
-        http: 'http://{{=it.user}}.localhost.lan:{{=it.port}}/api/v1/map',
+        http: 'http://{{=it.cdn_url}}/{{=it.user}}/api/v1/map',
         https: 'https://{{=it.cdn_url}}/{{=it.user}}/api/v1/map'
     }
 
@@ -103,7 +88,7 @@ var config = {
     ,socket_timeout: 600000
     ,enable_cors: true
     ,cache_enabled: true
-    ,log_format: ':req[X-Real-IP] :method :req[Host]:url :status :response-time ms (:res[X-Tiler-Profiler]) -> :res[Content-Type] (:res[X-Tiler-Errors])'
+    ,log_format: ':req[X-Real-IP] :method :req[Host]:url :status :response-time ms -> :res[Content-Type] (:res[X-Tiler-Profiler]) (:res[X-Tiler-Errors])'
     // If log_filename is given logs will be written
     // there, in append mode. Otherwise stdout is used (default).
     // Log file will be re-opened on receiving the HUP signal
@@ -133,7 +118,7 @@ var config = {
     ,statsd: {
         host: 'localhost',
         port: 8125,
-        prefix: 'stage.:host.',
+        prefix: 'stage.:host.', // could be hostname, better not containing dots
         cacheDns: true
         // support all allowed node-statsd options
     }
@@ -219,7 +204,8 @@ var config = {
                persist_connection: false,
                simplify_geometries: true,
                use_overviews: true, // use overviews to retrieve raster
-               max_size: 500
+               max_size: 500,
+               twkb_encoding: true
           },
 
           limits: {
@@ -282,7 +268,7 @@ var config = {
             // If filename is given logs comming from analysis client  will be written
             // there, in append mode. Otherwise 'log_filename' is used. Otherwise stdout is used (default).
             // Log file will be re-opened on receiving the HUP signal
-            filename: 'logs/analysis.log'
+            filename: 'logs/node-windshaft-analysis.log'
         },
         // Define max execution time in ms for analyses or tags
         // If analysis or tag are not found in redis this values will be used as default.
@@ -360,7 +346,7 @@ var config = {
     }
     // Settings for the health check available at /health
     ,health: {
-      enabled: false,
+      enabled: true,
       username: 'localhost',
       z: 0,
       x: 0,
diff --git a/config/environments/test.js.example b/config/environments/test.js.example
index f0484a6b..d106995e 100644
--- a/config/environments/test.js.example
+++ b/config/environments/test.js.example
@@ -13,21 +13,6 @@ var config = {
     // from hostname. Must have a single grabbing block.
     ,user_from_host: '(.*)'
 
-    // DEPRECATED: use routes property instead
-    // ---------------------------------------
-    // Base URLs for the APIs
-    //
-    // See https://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
-    //
-    // Base url for the Templated Maps API
-    // "/api/v1/map/named" is the new API,
-    // "/tiles/template" is for compatibility with versions up to 1.6.x
-    ,base_url_templated: '(?:/api/v1/map/named|/user/:user/api/v1/map/named|/tiles/template)'
-    // Base url for the Detached Maps API
-    // "maps" is the the new API,
-    // "tiles/layergroup" is for compatibility with versions up to 1.6.x
-    ,base_url_detached: '(?:/api/v1/map|/user/:user/api/v1/map|/tiles/layergroup)'
-
     // Base URLs for the APIs
     //
     // See https://github.com/CartoDB/Windshaft-cartodb/wiki/Unified-Map-API
@@ -76,16 +61,17 @@ var config = {
 
     // Resource URLs expose endpoints to request/retrieve metadata associated to Maps: dataviews, analysis node status.
     //
-    // This URLs depend on how `base_url_detached` and `user_from_host` are configured: the application can be
+    // This URLs depend on how `routes` and `user_from_host` are configured: the application can be
     // configured to accept request with the {user} in the header host or in the request path.
     // It also might depend on the configured cdn_url via `serverMetadata.cdn_url`.
     //
     // This template allows to make the endpoints generation more flexible, the template exposes the following params:
     //  1. {{=it.cdn_url}}: will be used when `serverMetadata.cdn_url` exists.
-    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `base_url_detached`.
+    //  2. {{=it.user}}: will use the username as extraced from `user_from_host` or `routes`.
     //  3. {{=it.port}}: will use the `port` from this very same configuration file.
     ,resources_url_templates: {
-        http: 'http://{{=it.user}}.localhost.lan:{{=it.port}}/api/v1/map'
+        http: 'http://{{=it.user}}.localhost.lan:{{=it.port}}/api/v1/map',
+        https: 'https://{{=it.user}}.localhost.lan:{{=it.port}}/api/v1/map'
     }
 
     // Maximum number of connections for one process
@@ -102,11 +88,11 @@ var config = {
     ,socket_timeout: 600000
     ,enable_cors: true
     ,cache_enabled: false
-    ,log_format: '[:date] :req[X-Real-IP] :method :req[Host]:url :status :response-time ms -> :res[Content-Type] (:res[X-Tiler-Profiler]) (:res[X-Tiler-Errors])'
+    ,log_format: ':req[X-Real-IP] :method :req[Host]:url :status :response-time ms -> :res[Content-Type] (:res[X-Tiler-Profiler]) (:res[X-Tiler-Errors])'
     // If log_filename is given logs will be written
     // there, in append mode. Otherwise stdout is used (default).
     // Log file will be re-opened on receiving the HUP signal
-    //,log_filename: 'logs/node-windshaft.log'
+    ,log_filename: '/tmp/node-windshaft.log'
     // Templated database username for authorized user
     // Supported labels: 'user_id' (read from redis)
     ,postgres_auth_user: 'test_windshaft_cartodb_user_<%= user_id %>'
@@ -114,8 +100,6 @@ var config = {
     // Supported labels: 'user_id', 'user_password' (both read from redis)
     ,postgres_auth_pass: 'test_windshaft_cartodb_user_<%= user_id %>_pass'
     ,postgres: {
-        // Parameters to pass to datasource plugin of mapnik
-        // See http://github.com/mapnik/mapnik/wiki/PostGIS
         user: "test_windshaft_publicuser",
         password: "public",
         host: '127.0.0.1',
@@ -129,12 +113,12 @@ var config = {
             reapInterval: 1000
         }
     }
-    ,mapnik_version: ''
+    ,mapnik_version: undefined
     ,mapnik_tile_format: 'png8:m=h'
     ,statsd: {
         host: 'localhost',
         port: 8125,
-        prefix: 'test.:host.',
+        prefix: 'test.:host.', // could be hostname, better not containing dots
         cacheDns: true
         // support all allowed node-statsd options
     }
@@ -146,15 +130,7 @@ var config = {
         //If enabled, MVTs will be generated with PostGIS directly, instead of using Mapnik,
         //PostGIS 2.4 is required for this to work
         //If disabled it will use Mapnik MVT generation
-        usePostGIS: false,
-        dbPoolParams: {
-              // maximum number of resources to create at any given time
-              size: 16,
-              // max milliseconds a resource can go unused before it should be destroyed
-              idleTimeout: 3000,
-              // frequency to check for idle resources
-              reapInterval: 1000
-          }
+        usePostGIS: false
       },
       mapnik: {
           // The size of the pool of internal mapnik backend
@@ -228,7 +204,8 @@ var config = {
                persist_connection: false,
                simplify_geometries: true,
                use_overviews: true, // use overviews to retrieve raster
-               max_size: 500
+               max_size: 500,
+               twkb_encoding: false
           },
 
           limits: {
@@ -246,10 +223,15 @@ var config = {
 
           // If enabled Mapnik will reuse the features retrieved from the database
           // instead of requesting them once per style inside a layer
-          'cache-features': true,
+          'cache-features': false,
 
           // Require metrics to the renderer
-          metrics: false
+          metrics: false,
+
+          // Options for markers attributes, ellipses and images caches
+          markers_symbolizer_caches: {
+              disabled: false
+          }
       },
       http: {
           timeout: 2000, // the timeout in ms for a http tile request
@@ -288,7 +270,7 @@ var config = {
             // If filename is given logs comming from analysis client  will be written
             // there, in append mode. Otherwise 'log_filename' is used. Otherwise stdout is used (default).
             // Log file will be re-opened on receiving the HUP signal
-            filename: 'node-windshaft.log'
+            filename: '/tmp/node-windshaft-analysis.log'
         },
         // Define max execution time in ms for analyses or tags
         // If analysis or tag are not found in redis this values will be used as default.
@@ -358,6 +340,12 @@ var config = {
     // X-Tiler-Profile header containing elapsed timing for various
     // steps taken for producing the response.
     ,useProfiler:true
+    ,serverMetadata: {
+      cdn_url: {
+        http: undefined,
+        https: undefined
+      }
+    }
     // Settings for the health check available at /health
     ,health: {
       enabled: false,
diff --git a/docs/static_maps_api.md b/docs/static_maps_api.md
index 34e4e907..554f892d 100644
--- a/docs/static_maps_api.md
+++ b/docs/static_maps_api.md
@@ -11,7 +11,7 @@ Begin by instantiating either a Named or Anonymous Map using the `layergroupid t
 #### Definition
 
 ```bash
-GET /api/v1/map/static/center/{token}/{z}/{lat}/{lng}/{width}/{height}.{format}
+GET /api/v1/map/static/center/{token}/{z}/{lat}/{lng}/{width}/{height}.{format}{{?}extra_options}
 ```
 
 #### Params
@@ -58,6 +58,9 @@ Note: you can see this endpoint as
 GET /api/v1/map/static/bbox/{token}/{west},{south},{east},{north}/{width}/{height}.{format}`
 ```
 
+#### Extra options
+ * Layer: List of layers to be shown in the image (by default `all`), for example `?layer=0,1`.
+
 ### Named Map
 
 #### Definition
diff --git a/lib/cartodb/api/middlewares/map-store-map-config-provider.js b/lib/cartodb/api/middlewares/map-store-map-config-provider.js
index 58cdb79e..a5b4b1f6 100644
--- a/lib/cartodb/api/middlewares/map-store-map-config-provider.js
+++ b/lib/cartodb/api/middlewares/map-store-map-config-provider.js
@@ -10,12 +10,13 @@ module.exports = function createMapStoreMapConfigProvider (
     return function createMapStoreMapConfigProviderMiddleware (req, res, next) {
         const { user, token, cache_buster, api_key } = res.locals;
         const { dbuser, dbname, dbpassword, dbhost, dbport } = res.locals;
-        const { layer, z, x, y, scale_factor, format } = req.params;
+        const { layer: layerFromParams, z, x, y, scale_factor, format } = req.params;
+        const { layer: layerFromQuery } = req.query;
 
         const params = {
             user, token, cache_buster, api_key,
             dbuser, dbname, dbpassword, dbhost, dbport,
-            layer, z, x, y, scale_factor, format
+            layer: (layerFromQuery || layerFromParams), z, x, y, scale_factor, format
         };
 
         if (forcedFormat) {
diff --git a/lib/cartodb/api/template/admin-template-controller.js b/lib/cartodb/api/template/admin-template-controller.js
index b2087685..4a727d23 100644
--- a/lib/cartodb/api/template/admin-template-controller.js
+++ b/lib/cartodb/api/template/admin-template-controller.js
@@ -105,7 +105,7 @@ function authorizedByAPIKey ({ authBackend, action, label }) {
             }
 
             if (!authenticated) {
-                const error = new Error(`Only authenticated user can ${action} templated maps`);
+                const error = new Error(`Only authenticated users can ${action} templated maps`);
                 error.http_status = 403;
                 error.label = label;
                 return next(error);
diff --git a/lib/cartodb/backends/auth.js b/lib/cartodb/backends/auth.js
index 1c0e4e43..879a1a18 100644
--- a/lib/cartodb/backends/auth.js
+++ b/lib/cartodb/backends/auth.js
@@ -1,5 +1,3 @@
-var _ = require('underscore'); // AUTH_FALLBACK
-
 /**
  *
  * @param {PgConnection} pgConnection
@@ -77,11 +75,6 @@ AuthBackend.prototype.authorizedByAPIKey = function(user, res, callback) {
             return callback(err);
         }
 
-        //Remove this block when Auth fallback is not used anymore
-        // AUTH_FALLBACK
-        apikey.databaseRole = composeUserDatabase(apikey);
-        apikey.databasePassword = composeDatabasePassword(apikey);
-
         if ( !isValidApiKey(apikey)) {
             const error = new Error('Unauthorized');
             error.type = 'auth';
@@ -113,38 +106,6 @@ AuthBackend.prototype.authorizedByAPIKey = function(user, res, callback) {
     });
 };
 
-//Remove this block when Auth fallback is not used anymore
-// AUTH_FALLBACK
-function composeUserDatabase (apikey) {
-    if (shouldComposeUserDatabase(apikey)) {
-        return _.template(global.environment.postgres_auth_user, apikey);
-    }
-
-    return apikey.databaseRole;
-}
-
-//Remove this block when Auth fallback is not used anymore
-// AUTH_FALLBACK
-function composeDatabasePassword (apikey) {
-    if (shouldComposeDatabasePassword(apikey)) {
-        return global.environment.postgres.password;
-    }
-
-    return apikey.databasePassword;
-}
-
-//Remove this block when Auth fallback is not used anymore
-// AUTH_FALLBACK
-function shouldComposeDatabasePassword (apikey) {
-    return !apikey.databasePassword && global.environment.postgres.password;
-}
-
-//Remove this block when Auth fallback is not used anymore
-// AUTH_FALLBACK
-function shouldComposeUserDatabase(apikey) {
-    return !apikey.databaseRole && apikey.user_id && global.environment.postgres_auth_user;
-}
-
 function isNameNotFoundError (err) {
     return err.message && -1 !== err.message.indexOf('name not found');
 }
diff --git a/lib/cartodb/backends/pg_connection.js b/lib/cartodb/backends/pg_connection.js
index f389c687..0a9b29bd 100644
--- a/lib/cartodb/backends/pg_connection.js
+++ b/lib/cartodb/backends/pg_connection.js
@@ -32,12 +32,6 @@ PgConnection.prototype.setDBAuth = function(username, params, apikeyType, callba
             params.dbuser = apikey.databaseRole;
             params.dbpassword = apikey.databasePassword;
 
-            //Remove this block when Auth fallback is not used anymore
-            // AUTH_FALLBACK
-            if (!params.dbuser && apikey.user_id && global.environment.postgres_auth_user) {
-                params.dbuser = _.template(global.environment.postgres_auth_user, apikey);
-            }
-
             return callback();
         });
     } else if (apikeyType === 'regular') { //Actually it can be any type of api key
@@ -52,20 +46,6 @@ PgConnection.prototype.setDBAuth = function(username, params, apikeyType, callba
             params.dbuser = apikey.databaseRole;
             params.dbpassword = apikey.databasePassword;
 
-            //Remove this block when Auth fallback is not used anymore
-            // AUTH_FALLBACK
-            // master apikey has been recreated from user's metadata
-            if (!params.dbuser && apikey.user_id && apikey.type === 'master' && global.environment.postgres_auth_user) {
-                params.dbuser = _.template(global.environment.postgres_auth_user, apikey);
-            }
-
-            //Remove this block when Auth fallback is not used anymore
-            // AUTH_FALLBACK
-            // default apikey has been recreated from user's metadata
-            if (!params.dbpassword && global.environment.postgres.password) {
-                params.dbpassword = global.environment.postgres.password;
-            }
-
             return callback();
         });
     } else if (apikeyType === 'default') {
@@ -80,12 +60,6 @@ PgConnection.prototype.setDBAuth = function(username, params, apikeyType, callba
             params.dbuser = apikey.databaseRole;
             params.dbpassword = apikey.databasePassword;
 
-            //Remove this block when Auth fallback is not used anymore
-            // AUTH_FALLBACK
-            if (!params.dbpassword && global.environment.postgres.password) {
-                params.dbpassword = global.environment.postgres.password;
-            }
-
             return callback();
         });
     } else {
diff --git a/lib/cartodb/server_options.js b/lib/cartodb/server_options.js
index dff1280e..78036f0d 100644
--- a/lib/cartodb/server_options.js
+++ b/lib/cartodb/server_options.js
@@ -1,4 +1,4 @@
-var os = require('os');
+const fqdn = require('@carto/fqdn-sync');
 var _ = require('underscore');
 var OverviewsQueryRewriter = require('./utils/overviews_query_rewriter');
 
@@ -36,8 +36,7 @@ rendererConfig.mapnik.queryRewriter = overviewsQueryRewriter;
 // See https://github.com/CartoDB/Windshaft-cartodb/issues/153
 if (global.environment.statsd) {
     if (global.environment.statsd.prefix) {
-        var host_token = os.hostname().split('.').reverse().join('.');
-        global.environment.statsd.prefix = global.environment.statsd.prefix.replace(/:host/, host_token);
+        global.environment.statsd.prefix = global.environment.statsd.prefix.replace(/:host/, fqdn.reverse());
     }
 }
 
diff --git a/package.json b/package.json
index 488b59c3..6bb21e49 100644
--- a/package.json
+++ b/package.json
@@ -24,12 +24,13 @@
     "Simon Martin <simon@carto.com>"
   ],
   "dependencies": {
+    "@carto/fqdn-sync": "0.2.2",
     "basic-auth": "2.0.0",
     "body-parser": "1.18.3",
     "camshaft": "0.61.10",
     "cartodb-psql": "0.11.0",
     "cartodb-query-tables": "0.3.0",
-    "cartodb-redis": "1.0.0",
+    "cartodb-redis": "1.0.1",
     "debug": "3.1.0",
     "dot": "1.1.2",
     "express": "4.16.3",
diff --git a/test/acceptance/analysis/named-maps.js b/test/acceptance/analysis/named-maps.js
index 98316d2d..5172b110 100644
--- a/test/acceptance/analysis/named-maps.js
+++ b/test/acceptance/analysis/named-maps.js
@@ -261,6 +261,27 @@ describe('named-maps analysis', function() {
             );
         });
 
+        it('should fail to retrieve static map preview via layergroup ' +
+           'when filtering by invalid layers', function(done) {
+            assert.response(
+                server,
+                {
+                    url: '/api/v1/map/static/center/' + layergroupid + '/4/42/-3/320/240.png?layer=1',
+                    method: 'GET',
+                    encoding: 'binary',
+                    headers: {
+                        host: username
+                    }
+                },
+                {
+                    status: 400
+                },
+                function(res, err) {
+                    done(err);
+                }
+            );
+        });
+
         it('should return and an error requesting unsupported image format', function(done) {
             assert.response(
                 server,
diff --git a/test/acceptance/auth/authorization-fallback.js b/test/acceptance/auth/authorization-basic-use-cases.js
similarity index 59%
rename from test/acceptance/auth/authorization-fallback.js
rename to test/acceptance/auth/authorization-basic-use-cases.js
index bbc16140..58db5775 100644
--- a/test/acceptance/auth/authorization-fallback.js
+++ b/test/acceptance/auth/authorization-basic-use-cases.js
@@ -1,6 +1,3 @@
-//Remove this file when Auth fallback is not used anymore
-// AUTH_FALLBACK
-
 const assert = require('../../support/assert');
 const testHelper = require('../../support/test_helper');
 const CartodbWindshaft = require('../../../lib/cartodb/server');
@@ -44,7 +41,7 @@ var pointSqlMaster = "select * from test_table_private_1";
 var pointSqlPublic = "select * from test_table";
 var keysToDelete;
 
-describe('authorization fallback', function () {
+describe('Basic authorization use cases', function () {
     var server;
 
     before(function () {
@@ -63,7 +60,7 @@ describe('authorization fallback', function () {
         var layergroup = singleLayergroupConfig(pointSqlMaster, '#layer { marker-fill:red; }');
 
         assert.response(server,
-            createRequest(layergroup, 'user_previous_to_project_auth', '4444'),
+            createRequest(layergroup, 'localhost', '1234'),
             {
                 status: 200
             },
@@ -75,7 +72,7 @@ describe('authorization fallback', function () {
                 assert.equal(res.headers['x-layergroup-id'], parsed.layergroupid);
 
                 keysToDelete['map_cfg|' + LayergroupToken.parse(parsed.layergroupid).token] = 0;
-                keysToDelete['user:user_previous_to_project_auth:mapviews:global'] = 5;
+                keysToDelete['user:localhost:mapviews:global'] = 5;
 
                 done();
             }
@@ -87,7 +84,7 @@ describe('authorization fallback', function () {
         var layergroup = singleLayergroupConfig(pointSqlPublic, '#layer { marker-fill:red; }');
 
         assert.response(server,
-            createRequest(layergroup, 'user_previous_to_project_auth', 'default_public'),
+            createRequest(layergroup, 'localhost', 'default_public'),
             {
                 status: 200
             },
@@ -99,54 +96,27 @@ describe('authorization fallback', function () {
                 assert.equal(res.headers['x-layergroup-id'], parsed.layergroupid);
 
                 keysToDelete['map_cfg|' + LayergroupToken.parse(parsed.layergroupid).token] = 0;
-                keysToDelete['user:user_previous_to_project_auth:mapviews:global'] = 5;
+                keysToDelete['user:localhost:mapviews:global'] = 5;
 
                 done();
             }
         );
     });
 
-    it("succeed with default - sending no api key token", function (done) {
+    it("fail with non-existent api key", function (done) {
         var layergroup = singleLayergroupConfig(pointSqlPublic, '#layer { marker-fill:red; }');
 
         assert.response(server,
-            createRequest(layergroup, 'user_previous_to_project_auth'),
+            createRequest(layergroup, 'localhost', 'THIS-API-KEY-DOESNT-EXIST'),
             {
-                status: 200
+                status: 401
             },
             function (res, err) {
                 assert.ifError(err);
-
                 var parsed = JSON.parse(res.body);
-                assert.ok(parsed.layergroupid);
-                assert.equal(res.headers['x-layergroup-id'], parsed.layergroupid);
-
-                keysToDelete['map_cfg|' + LayergroupToken.parse(parsed.layergroupid).token] = 0;
-                keysToDelete['user:user_previous_to_project_auth:mapviews:global'] = 5;
-
-                done();
-            }
-        );
-    });
-
-    it("succeed with non-existent api key - defaults to default", function (done) {
-        var layergroup = singleLayergroupConfig(pointSqlPublic, '#layer { marker-fill:red; }');
-
-        assert.response(server,
-            createRequest(layergroup, 'user_previous_to_project_auth', 'THIS-API-KEY-DOESNT-EXIST'),
-            {
-                status: 200
-            },
-            function (res, err) {
-                assert.ifError(err);
-
-                var parsed = JSON.parse(res.body);
-                assert.ok(parsed.layergroupid);
-                assert.equal(res.headers['x-layergroup-id'], parsed.layergroupid);
-
-                keysToDelete['map_cfg|' + LayergroupToken.parse(parsed.layergroupid).token] = 0;
-                keysToDelete['user:user_previous_to_project_auth:mapviews:global'] = 5;
-
+                assert.ok(parsed.hasOwnProperty('errors'));
+                assert.equal(parsed.errors.length, 1);
+                assert.ok(parsed.errors[0].match(/Unauthorized/));
                 done();
             }
         );
@@ -156,7 +126,7 @@ describe('authorization fallback', function () {
         var layergroup = singleLayergroupConfig(pointSqlMaster, '#layer { marker-fill:red; }');
 
         assert.response(server,
-            createRequest(layergroup, 'user_previous_to_project_auth', 'default_public'),
+            createRequest(layergroup, 'localhost', 'default_public'),
             {
                 status: 403
             },
@@ -168,19 +138,44 @@ describe('authorization fallback', function () {
         );
     });
 
-    it("fail with non-existent api key - defaults to default", function (done) {
-        var layergroup = singleLayergroupConfig(pointSqlMaster, '#layer { marker-fill:red; }');
+    describe('No api key provided - fallback to default_public', function () {
+        it("succeed with default - public dataset", function (done) {
+            var layergroup = singleLayergroupConfig(pointSqlPublic, '#layer { marker-fill:red; }');
 
-        assert.response(server,
-            createRequest(layergroup, 'user_previous_to_project_auth', 'THIS-API-KEY-DOESNT-EXIST'),
-            {
-                status: 403
-            },
-            function (res, err) {
-                assert.ifError(err);
+            assert.response(server,
+                createRequest(layergroup, 'localhost'),
+                {
+                    status: 200
+                },
+                function (res, err) {
+                    assert.ifError(err);
 
-                done();
-            }
-        );
+                    var parsed = JSON.parse(res.body);
+                    assert.ok(parsed.layergroupid);
+                    assert.equal(res.headers['x-layergroup-id'], parsed.layergroupid);
+
+                    keysToDelete['map_cfg|' + LayergroupToken.parse(parsed.layergroupid).token] = 0;
+                    keysToDelete['user:localhost:mapviews:global'] = 5;
+
+                    done();
+                }
+            );
+        });
+
+        it("fail with default - private dataset", function (done) {
+            var layergroup = singleLayergroupConfig(pointSqlMaster, '#layer { marker-fill:red; }');
+
+            assert.response(server,
+                createRequest(layergroup, 'localhost'),
+                {
+                    status: 403
+                },
+                function (res, err) {
+                    assert.ifError(err);
+
+                    done();
+                }
+            );
+        });
     });
 });
diff --git a/test/support/prepare_db.sh b/test/support/prepare_db.sh
index f2121147..7df3f3b0 100755
--- a/test/support/prepare_db.sh
+++ b/test/support/prepare_db.sh
@@ -132,18 +132,6 @@ HMSET rails:users:cartodb250user id ${TESTUSERID} \
 EOF
 
 
-# Remove this block when Auth fallback is not used anymore
-# AUTH_FALLBACK
-  # A user to test auth fallback to no api keys mode
-  cat <<EOF | redis-cli -p ${REDIS_PORT} -n 5
-HMSET rails:users:user_previous_to_project_auth id ${TESTUSERID} \
-                                 database_name "${TEST_DB}" \
-                                 database_host "localhost" \
-                                 database_password "${TESTPASS}" \
-                                 database_publicuser "${PUBLICUSER}"\
-                                 map_key 4444
-EOF
-
   cat <<EOF | redis-cli -p ${REDIS_PORT} -n 0
 HSET rails:${TEST_DB}:my_table infowindow "this, that, the other"
 HSET rails:${TEST_DB}:test_table_private_1 privacy "0"
diff --git a/test/support/test-client.js b/test/support/test-client.js
index 2a5840f5..db014c9a 100644
--- a/test/support/test-client.js
+++ b/test/support/test-client.js
@@ -1268,9 +1268,6 @@ TestClient.prototype.setUserDatabaseTimeoutLimit = function (timeoutLimit, callb
     const dbuser = _.template(global.environment.postgres_auth_user, { user_id: 1 });
     const publicuser = global.environment.postgres.user;
 
-    // we need to guarantee all new connections have the new settings
-    helper.cleanPGPoolConnections();
-
     const psql = new PSQL({
         user: 'postgres',
         dbname: dbname,
@@ -1278,6 +1275,9 @@ TestClient.prototype.setUserDatabaseTimeoutLimit = function (timeoutLimit, callb
         port: global.environment.postgres.port
     });
 
+    // we need to guarantee all new connections have the new settings
+    psql.end();
+
     step(
         function configureTimeouts () {
             const timeoutSQLs = [
diff --git a/test/support/test_helper.js b/test/support/test_helper.js
index 48c764a4..5770a42f 100644
--- a/test/support/test_helper.js
+++ b/test/support/test_helper.js
@@ -13,7 +13,6 @@ var lzmaWorker = new LZMA();
 
 var redis = require('redis');
 var log4js = require('log4js');
-var pg = require('pg');
 const setICUEnvVariable = require('../../lib/cartodb/utils/icu_data_env_setter');
 
 // set environment specific variables
@@ -109,7 +108,6 @@ afterEach(function(done) {
         'rails:users:localhost:map_key': true,
         'rails:users:cartodb250user': true,
         'rails:users:localhost': true,
-        'rails:users:user_previous_to_project_auth': true, // AUTH_FALLBACK
         'api_keys:localhost:1234': true,
         'api_keys:localhost:default_public': true,
         'api_keys:cartodb250user:4321': true,
@@ -148,11 +146,6 @@ afterEach(function(done) {
     });
 });
 
-function cleanPGPoolConnections () {
-    // TODO: this method will be replaced by psql.end
-    pg.end();
-}
-
 function deleteRedisKeys(keysToDelete, callback) {
 
     if (Object.keys(keysToDelete).length === 0) {
@@ -215,6 +208,5 @@ module.exports = {
   checkSurrogateKey: checkSurrogateKey,
   checkCache: checkCache,
   rmdirRecursiveSync: rmdirRecursiveSync,
-  configureMetadata,
-  cleanPGPoolConnections
+  configureMetadata
 };
diff --git a/yarn.lock b/yarn.lock
index 4f98787a..84ec39ca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,10 @@
 # yarn lockfile v1
 
 
+"@carto/fqdn-sync@0.2.2":
+  version "0.2.2"
+  resolved "https://registry.yarnpkg.com/@carto/fqdn-sync/-/fqdn-sync-0.2.2.tgz#cd7c645ed66690a09249b554d254a0f53963b2dc"
+
 "@carto/mapnik@3.6.2-carto.10":
   version "3.6.2-carto.10"
   resolved "https://registry.yarnpkg.com/@carto/mapnik/-/mapnik-3.6.2-carto.10.tgz#a97c951dcdac09d0eb35b3ea71e5eeaa206c1af6"
@@ -11,7 +15,7 @@
     node-pre-gyp "0.10.0"
     protozero "1.5.1"
 
-"@carto/tilelive-bridge@github:cartodb/tilelive-bridge#2.5.1-cdb9":
+"@carto/tilelive-bridge@cartodb/tilelive-bridge#2.5.1-cdb9":
   version "2.5.1-cdb9"
   resolved "https://codeload.github.com/cartodb/tilelive-bridge/tar.gz/5129e43223cb55daed31373c7a36c98eb6178fc1"
   dependencies:
@@ -23,7 +27,7 @@
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/@mapbox/sphericalmercator/-/sphericalmercator-1.0.5.tgz#70237b9774095ed1cfdbcea7a8fd1fc82b2691f2"
 
-"abaculus@github:cartodb/abaculus#2.0.3-cdb10":
+abaculus@cartodb/abaculus#2.0.3-cdb10:
   version "2.0.3-cdb10"
   resolved "https://codeload.github.com/cartodb/abaculus/tar.gz/90d537028bb8af8a35e7a40c46493066dd8a76b3"
   dependencies:
@@ -272,7 +276,7 @@ camshaft@0.61.10:
     dot "^1.0.3"
     request "2.85.0"
 
-"canvas@github:cartodb/node-canvas#1.6.2-cdb2":
+canvas@cartodb/node-canvas#1.6.2-cdb2:
   version "1.6.2-cdb2"
   resolved "https://codeload.github.com/cartodb/node-canvas/tar.gz/8acf04557005c633f9e68524488a2657c04f3766"
   dependencies:
@@ -290,17 +294,17 @@ carto@0.16.3:
     semver "^5.1.0"
     yargs "^4.2.0"
 
-carto@cartodb/carto#master:
-  version "0.15.1"
-  resolved "https://codeload.github.com/cartodb/carto/tar.gz/31abb8bee02df605521247b0223d508320f7d4c8"
+carto@cartodb/carto#0.15.1-cdb3:
+  version "0.15.1-cdb3"
+  resolved "https://codeload.github.com/cartodb/carto/tar.gz/945f5efb74fd1af1f5e1f69f409f9567f94fb5a7"
   dependencies:
     mapnik-reference "~6.0.2"
     optimist "~0.6.0"
     underscore "1.8.3"
 
-"carto@github:cartodb/carto#0.15.1-cdb3":
-  version "0.15.1-cdb3"
-  resolved "https://codeload.github.com/cartodb/carto/tar.gz/945f5efb74fd1af1f5e1f69f409f9567f94fb5a7"
+carto@cartodb/carto#master:
+  version "0.15.1"
+  resolved "https://codeload.github.com/cartodb/carto/tar.gz/31abb8bee02df605521247b0223d508320f7d4c8"
   dependencies:
     mapnik-reference "~6.0.2"
     optimist "~0.6.0"
@@ -324,9 +328,9 @@ cartodb-query-tables@0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/cartodb-query-tables/-/cartodb-query-tables-0.3.0.tgz#56e18d869666eb2e8e2cb57d0baf3acc923f8756"
 
-cartodb-redis@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/cartodb-redis/-/cartodb-redis-1.0.0.tgz#83b4888ba7abb5d5895c8958b7e15cf4882602aa"
+cartodb-redis@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/cartodb-redis/-/cartodb-redis-1.0.1.tgz#b4ecf2d9460170a5e7928dc0b97d2de44772b6d2"
   dependencies:
     dot "~1.0.2"
     redis-mpool "^0.5.0"
@@ -1066,7 +1070,7 @@ htmlparser2@3.8.x:
     entities "1.0"
     readable-stream "1.1"
 
-http-errors@1.6.2, http-errors@~1.6.2:
+http-errors@1.6.2:
   version "1.6.2"
   resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-1.6.2.tgz#0a002cc85707192a7e7946ceedc11155f60ec736"
   dependencies:
@@ -1075,7 +1079,7 @@ http-errors@1.6.2, http-errors@~1.6.2:
     setprototypeof "1.0.3"
     statuses ">= 1.3.1 < 2"
 
-http-errors@1.6.3, http-errors@~1.6.3:
+http-errors@1.6.3, http-errors@~1.6.2, http-errors@~1.6.3:
   version "1.6.3"
   resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-1.6.3.tgz#8b55680bb4be283a0b5bf4ea2e38580be1d9320d"
   dependencies:
@@ -1376,14 +1380,10 @@ lodash@3.7.x:
   version "3.7.0"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.7.0.tgz#3678bd8ab995057c07ade836ed2ef087da811d45"
 
-lodash@^4.17.5:
+lodash@^4.17.5, lodash@^4.5.1:
   version "4.17.10"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
 
-lodash@^4.5.1:
-  version "4.17.5"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.5.tgz#99a92d65c0272debe8c96b6057bc8fbfa3bed511"
-
 log4js@cartodb/log4js-node#cdb:
   version "0.6.25"
   resolved "https://codeload.github.com/cartodb/log4js-node/tar.gz/145d5f91e35e7fb14a6278cbf7a711ced6603727"
@@ -1470,18 +1470,18 @@ mime-db@~1.33.0:
   version "1.33.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.33.0.tgz#a3492050a5cb9b63450541e39d9788d2272783db"
 
-mime-types@^2.1.12, mime-types@~2.1.15, mime-types@~2.1.17, mime-types@~2.1.7:
-  version "2.1.17"
-  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.17.tgz#09d7a393f03e995a79f8af857b70a9e0ab16557a"
-  dependencies:
-    mime-db "~1.30.0"
-
-mime-types@~2.1.18:
+mime-types@^2.1.12, mime-types@~2.1.18, mime-types@~2.1.7:
   version "2.1.18"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.18.tgz#6f323f60a83d11146f831ff11fd66e2fe5503bb8"
   dependencies:
     mime-db "~1.33.0"
 
+mime-types@~2.1.17:
+  version "2.1.17"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.17.tgz#09d7a393f03e995a79f8af857b70a9e0ab16557a"
+  dependencies:
+    mime-db "~1.30.0"
+
 mime@1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.4.1.tgz#121f9ebc49e3766f311a76e1fa1c8003c4b03aa6"
@@ -1572,11 +1572,11 @@ mv@~2:
     ncp "~2.0.0"
     rimraf "~2.4.0"
 
-nan@2.10.0, nan@^2.0.8:
+nan@2.10.0, nan@^2.0.8, nan@^2.4.0:
   version "2.10.0"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.10.0.tgz#96d0cd610ebd58d4b4de9cc0c6828cda99c7548f"
 
-nan@^2.3.4, nan@^2.4.0:
+nan@^2.3.4:
   version "2.8.0"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.8.0.tgz#ed715f3fe9de02b57a5e6252d90a96675e1f085a"
 
@@ -1885,7 +1885,7 @@ pg-types@1.*:
     postgres-date "~1.0.0"
     postgres-interval "^1.1.0"
 
-"pg@github:CartoDB/node-postgres#6.4.2-cdb1":
+pg@CartoDB/node-postgres#6.4.2-cdb1:
   version "6.4.2"
   resolved "https://codeload.github.com/CartoDB/node-postgres/tar.gz/449fac1d6da711ffcc6694ae3c89f85244f48bdc"
   dependencies:
@@ -2008,11 +2008,11 @@ punycode@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
 
-qs@6.5.1, qs@~6.5.1:
+qs@6.5.1:
   version "6.5.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
-qs@6.5.2, qs@^6.5.1:
+qs@6.5.2, qs@^6.5.1, qs@~6.5.1:
   version "6.5.2"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
 
@@ -2187,7 +2187,7 @@ request@2.85.0:
     tunnel-agent "^0.6.0"
     uuid "^3.1.0"
 
-request@2.87.0:
+request@2.87.0, request@2.x, request@^2.55.0:
   version "2.87.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.87.0.tgz#32f00235cd08d482b4d0d68db93a829c0ed5756e"
   dependencies:
@@ -2212,33 +2212,6 @@ request@2.87.0:
     tunnel-agent "^0.6.0"
     uuid "^3.1.0"
 
-request@2.x, request@^2.55.0:
-  version "2.83.0"
-  resolved "https://registry.yarnpkg.com/request/-/request-2.83.0.tgz#ca0b65da02ed62935887808e6f510381034e3356"
-  dependencies:
-    aws-sign2 "~0.7.0"
-    aws4 "^1.6.0"
-    caseless "~0.12.0"
-    combined-stream "~1.0.5"
-    extend "~3.0.1"
-    forever-agent "~0.6.1"
-    form-data "~2.3.1"
-    har-validator "~5.0.3"
-    hawk "~6.0.2"
-    http-signature "~1.2.0"
-    is-typedarray "~1.0.0"
-    isstream "~0.1.2"
-    json-stringify-safe "~5.0.1"
-    mime-types "~2.1.17"
-    oauth-sign "~0.8.2"
-    performance-now "^2.1.0"
-    qs "~6.5.1"
-    safe-buffer "^5.1.1"
-    stringstream "~0.0.5"
-    tough-cookie "~2.3.3"
-    tunnel-agent "^0.6.0"
-    uuid "^3.1.0"
-
 require-directory@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/require-directory/-/require-directory-2.1.1.tgz#8c64ad5fd30dab1c976e2344ffe7f792a6a6df42"
@@ -2269,11 +2242,11 @@ rimraf@~2.4.0:
   dependencies:
     glob "^6.0.1"
 
-safe-buffer@5.1.1, safe-buffer@^5.0.1, safe-buffer@^5.1.1, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
+safe-buffer@5.1.1, safe-buffer@^5.0.1, safe-buffer@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
-safe-buffer@^5.1.2:
+safe-buffer@^5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
 
@@ -2289,18 +2262,14 @@ sax@^1.2.4:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
 
-"semver@2 || 3 || 4 || 5", semver@^5.1.0, semver@^5.3.0:
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
+"semver@2 || 3 || 4 || 5", semver@5.5.0, semver@^5.1.0, semver@^5.3.0, semver@^5.5.0:
+  version "5.5.0"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
 
 semver@4.3.2:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.2.tgz#c7a07158a80bedd052355b770d82d6640f803be7"
 
-semver@5.5.0, semver@^5.5.0:
-  version "5.5.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
-
 semver@~4.3.3:
   version "4.3.6"
   resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
@@ -2420,14 +2389,10 @@ speedometer@~0.1.2:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/speedometer/-/speedometer-0.1.4.tgz#9876dbd2a169d3115402d48e6ea6329c8816a50d"
 
-sphericalmercator@1.0.5:
+sphericalmercator@1.0.5, sphericalmercator@1.0.x, sphericalmercator@~1.0.1, sphericalmercator@~1.0.4:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/sphericalmercator/-/sphericalmercator-1.0.5.tgz#ddc5a049e360e000d0fad9fc22c4071882584980"
 
-sphericalmercator@1.0.x, sphericalmercator@~1.0.1, sphericalmercator@~1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/sphericalmercator/-/sphericalmercator-1.0.4.tgz#baad4e34187f06e87f2e92fc1280199fa1b01d4e"
-
 split@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/split/-/split-1.0.1.tgz#605bd9be303aa59fb35f9229fbea0ddec9ea07d9"
@@ -2465,15 +2430,7 @@ sshpk@^1.7.0:
     jsbn "~0.1.0"
     tweetnacl "~0.14.0"
 
-"statuses@>= 1.3.1 < 2":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.3.1.tgz#faf51b9eb74aaef3b3acf4ad5f61abf24cb7b93e"
-
-"statuses@>= 1.4.0 < 2":
-  version "1.5.0"
-  resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.5.0.tgz#161c7dac177659fd9811f43771fa99381478628c"
-
-statuses@~1.4.0:
+"statuses@>= 1.3.1 < 2", "statuses@>= 1.4.0 < 2", statuses@~1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.4.0.tgz#bb73d446da2796106efcc1b601a253d6c46bd087"
 
@@ -2614,7 +2571,7 @@ through@2:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
 
-"tilelive-mapnik@github:cartodb/tilelive-mapnik#0.6.18-cdb14":
+tilelive-mapnik@cartodb/tilelive-mapnik#0.6.18-cdb14:
   version "0.6.18-cdb14"
   resolved "https://codeload.github.com/cartodb/tilelive-mapnik/tar.gz/6d06f728833d3e34d1adcd05567b3f4379f547bb"
   dependencies:
@@ -2696,14 +2653,7 @@ type-detect@^4.0.0:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
 
-type-is@~1.6.15:
-  version "1.6.15"
-  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.15.tgz#cab10fb4909e441c82842eafe1ad646c81804410"
-  dependencies:
-    media-typer "0.3.0"
-    mime-types "~2.1.15"
-
-type-is@~1.6.16:
+type-is@~1.6.15, type-is@~1.6.16:
   version "1.6.16"
   resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.16.tgz#f89ce341541c672b25ee7ae3c73dee3b2be50194"
   dependencies: