Remove global for variables

js/irc-utils.js

@@ -122,6 +122,7 @@ var IrcUtils = {
 
         // iterating nicks at the beginning?
         var m = beforeCaret.match(new RegExp('^([a-zA-Z0-9_\\\\\\[\\]{}^`|-]+)' + suf + ' $'));
+
         var newNick = null;
         if (m) {
             if (doIterate) {

js/models.js

@@ -80,7 +80,7 @@ models.service('models', ['$rootScope', '$filter', function($rootScope, $filter)
          */
         var updateNick = function(group, nick) {
             group = nicklist[group];
-            for(i in group.nicks) {
+            for(var i in group.nicks) {
                 if(group.nicks[i].name == nick.name) {
                     group.nicks[i] = nick;
                     break;

js/plugins.js

@@ -123,7 +123,7 @@ plugins.factory('userPlugins', function() {
     var spotifyPlugin = new Plugin(function(message) {
         var addMatch = function(match) {
             var ret = '';
-            for(i in match) {
+            for(var i in match) {
                 var id = match[i].substr(match[i].length-22, match[i].length);
                 ret += '<iframe src="//embed.spotify.com/?uri=spotify:track:'+id+'" width="300" height="80" frameborder="0" allowtransparency="true"></iframe>';
             }