Removes unused vars from moderatemuc.js. and fixes jshint warnings.

moderatemuc.js

@@ -1,27 +1,20 @@
+/* global $, $iq, config, connection, Strophe, toggleAudio */
 /**
  * Moderate connection plugin.
  */
 Strophe.addConnectionPlugin('moderate', {
     connection: null,
-    roomjid: null,
-    myroomjid: null,
-    members: {},
-    list_members: [], // so we can elect a new focus
-    presMap: {},
-    preziMap: {},
-    joined: false,
-    isOwner: false,
     init: function (conn) {
         this.connection = conn;
 
-        this.connection.addHandler( this.onMute.bind(this),
-                                    'http://jitsi.org/jitmeet/audio',
-                                    'iq',
-                                    'set',
-                                    null,
-                                    null);
+        this.connection.addHandler(this.onMute.bind(this),
+                                   'http://jitsi.org/jitmeet/audio',
+                                   'iq',
+                                   'set',
+                                   null,
+                                   null);
     },
-    setMute: function(jid, mute) {
+    setMute: function (jid, mute) {
         var iq = $iq({to: jid, type: 'set'})
                     .c('mute', {xmlns: 'http://jitsi.org/jitmeet/audio'})
                     .t(mute.toString())
@@ -39,14 +32,14 @@ Strophe.addConnectionPlugin('moderate', {
                         "participant" + '.', error);
                 });
     },
-    onMute: function(iq) {
+    onMute: function (iq) {
         var mute = $(iq).find('mute');
         if (mute.length) {
             toggleAudio();
         }
         return true;
     },
-    eject: function(jid) {
+    eject: function (jid) {
         connection.jingle.terminateRemoteByJid(jid, 'kick');
         connection.emuc.kick(jid);
     }