use double quotes as we do everywhere else

bin/www.js

@@ -1,7 +1,7 @@
 var logging = require ("../modules/logging");
-var cleaner = require('../modules/cleaner');
-var config = require('../modules/config');
-var cluster = require('cluster');
+var cleaner = require("../modules/cleaner");
+var config = require("../modules/config");
+var cluster = require("cluster");
 
 if (cluster.isMaster) {
     var cores = require("os").cpus().length;
@@ -9,12 +9,12 @@ if (cluster.isMaster) {
         cluster.fork();
     }
 
-    cluster.on('exit', function (worker, code, signal) {
-        logging.error('Worker died. Rebooting a new one.');
+    cluster.on("exit", function (worker, code, signal) {
+        logging.error("Worker died. Rebooting a new one.");
         cluster.fork();
     });
 
     setInterval(cleaner.run, config.cleaning_interval * 1000);
 } else {
-    require('../server.js')();
+    require("../server.js")();
 }

modules/cache.js

@@ -69,14 +69,14 @@ exp.info = function(callback) {
     var lines = res.toString().split("\r\n");
     var obj = {};
     lines.forEach(function (line) {
-      var parts = line.split(':');
+      var parts = line.split(":");
       if (parts[1]) {
         obj[parts[0]] = parts[1];
       }
     });
     obj.versions = [];
     if( obj.redis_version ){
-      obj.redis_version.split('.').forEach(function (num) {
+      obj.redis_version.split(".").forEach(function (num) {
         obj.versions.push(+num);
       });
     }