Update socket.io to 1.4.5 and use client library provided by the dependancy

client/index.html

@@ -328,6 +328,7 @@
 		<ul id="context-menu"></ul>
 	</div>
 
+	<script src="socket.io/socket.io.js"></script>
 	<script src="js/libs.min.js"></script>
 	<script src="js/lounge.templates.js"></script>
 	<script src="js/lounge.js"></script>

package.json

@@ -38,7 +38,7 @@
     "read": "1.0.7",
     "request": "2.69.0",
     "slate-irc": "0.8.1",
-    "socket.io": "~1.0.6"
+    "socket.io": "1.4.5"
   },
   "devDependencies": {
     "stylelint": "4.3.3",