Add redis timeout and reap interval options in production.js.example

Use default values, for documentation purposes

config/environments/development.js.example

@@ -32,8 +32,8 @@ var config = {
     ,redis: {
         host: '127.0.0.1',
         port: 6379,
-        idleTimeoutMillis: 1,
-        reapIntervalMillis: 1
+        idleTimeoutMillis: 1, // idle time before dropping connection
+        reapIntervalMillis: 1 // time between cleanups
     }
     ,sqlapi: {
         protocol: 'http',

config/environments/production.js.example

@@ -25,7 +25,9 @@ var config = {
     }
     ,redis: {
         host: '127.0.0.1',
-        port: 6379
+        port: 6379,
+        idleTimeoutMillis: 30000, // idle time before dropping connection
+        reapIntervalMillis: 1000 // time between cleanups
     }
     ,sqlapi: {
         protocol: 'https',