Add "dnsCache" statsd setting in the example configs

NEWS.md

@@ -9,6 +9,7 @@ Enhancements:
  - Do not log an error on GET / (#177)
  - Do not UNWATCH on every redis client release (#161)
  - Include API docs (#164)
+ - Add "dnsCache" statsd setting in the example configs
 
 Bug fixes:
 

config/environments/development.js.example

@@ -64,7 +64,8 @@ var config = {
     ,statsd: {
         host: 'localhost',
         port: 8125,
-        prefix: 'dev.'
+        prefix: 'dev.',
+        dnsCache: true
         // support all allowed node-statsd options
     }
     ,renderer: {

config/environments/production.js.example

@@ -59,6 +59,7 @@ var config = {
         host: 'localhost',
         port: 8125,
         prefix: ':host.', // could be hostname, better not containing dots
+        dnsCache: true
         // support all allowed node-statsd options
     }
     ,renderer: {

config/environments/staging.js.example

@@ -58,7 +58,8 @@ var config = {
     ,statsd: {
         host: 'localhost',
         port: 8125,
-        prefix: 'stage.:host.'
+        prefix: 'stage.:host.',
+        dnsCache: true
         // support all allowed node-statsd options
     }
     ,renderer: {

config/environments/test.js.example

@@ -58,7 +58,8 @@ var config = {
     ,statsd: {
         host: 'localhost',
         port: 8125,
-        prefix: 'test.:host.'
+        prefix: 'test.:host.',
+        dnsCache: true
         // support all allowed node-statsd options
     }
     ,renderer: {