Upgrade windshaft to 0.19.3, fixing crash on dns error

Closes #180

NEWS.md

@@ -11,7 +11,7 @@ Enhancements:
  - Include API docs (#164)
  - Add "cacheDns" statsd setting in the example configs
  - Do not send duplicated stats on template instanciation
- - Cleanly catch exceptions from sendResponse (#178)
+ - Do not die on dns resolution errors (#178, #180)
 
 Bug fixes:
 

npm-shrinkwrap.json

@@ -10,8 +10,8 @@
       "version": "1.3.3"
     },
     "windshaft": {
-      "version": "0.19.3",
-      "from": "http://github.com/CartoDB/Windshaft/tarball/0.19.3",
+      "version": "0.19.4",
+      "from": "http://github.com/CartoDB/Windshaft/tarball/0.19.4",
       "dependencies": {
         "grainstore": {
           "version": "0.18.1",
@@ -428,12 +428,12 @@
     "semver": {
       "version": "1.1.4"
     },
-    "strftime": {
-      "version": "0.6.2"
-    },
     "redis": {
       "version": "0.8.6"
     },
+    "strftime": {
+      "version": "0.6.2"
+    },
     "mocha": {
       "version": "1.14.0",
       "dependencies": {

package.json

@@ -24,7 +24,7 @@
     "dependencies": {
         "node-varnish": "http://github.com/Vizzuality/node-varnish/tarball/v0.2.0",
         "underscore"  : "~1.3.3",
-        "windshaft"  : "http://github.com/CartoDB/Windshaft/tarball/0.19.3",
+        "windshaft"  : "http://github.com/CartoDB/Windshaft/tarball/0.19.4",
         "step": "0.0.x",
         "request": "2.9.202",
         "cartodb-redis": "~0.3.0",