use socket.io default and ["polling", "websocket"]

package.json

@@ -2,7 +2,7 @@
   "name": "nodebb",
   "license": "GPLv3 or later",
   "description": "NodeBB Forum",
-  "version": "0.6.0-dev",
+  "version": "0.6.0",
   "homepage": "http://www.nodebb.org",
   "repository": {
     "type": "git",

src/controllers/api.js

@@ -13,7 +13,7 @@ var apiController = {};
 apiController.getConfig = function(req, res, next) {
 	var config = {};
 	config.relative_path = nconf.get('relative_path');
-	config.socketioTransports = nconf.get('socket.io:transports') || ['websocket', 'polling'];
+	config.socketioTransports = nconf.get('socket.io:transports') || ['polling', 'websocket'];
 	config.websocketAddress = nconf.get('socket.io:address') || '';
 	config.version = pkg.version;
 	config.siteTitle = meta.config.title || meta.config.browserTitle || 'NodeBB';

src/database/redis/sorted.js

@@ -59,7 +59,9 @@ module.exports = function(redisClient, module) {
 	};
 
 	module.sortedSetsRemove = function(keys, value, callback) {
-		multi('zrem', keys, value, callback);
+		multi('zrem', keys, value, function(err) {
+			callback(err);
+		});
 	};
 
 	module.sortedSetsRemoveRangeByScore = function(keys, min, max, callback) {

src/socket.io/index.js

@@ -33,7 +33,7 @@ Sockets.init = function(server) {
 	io.on('connection', onConnection);
 
 	io.listen(server, {
-		transports: nconf.get('socket.io:transports') || ['websocket', 'polling']
+		transports: nconf.get('socket.io:transports')
 	});
 
 	Sockets.server = io;