strict fix; composer version

composer.json

@@ -2,7 +2,7 @@
     "name" : "quiqqer/qui",
     "type" : "component",
     "description" : "QUI - Controls",
-    "version" : "dev-master",
+    "version" : "dev-dev",
     "license" : "MIT",
 
     "authors" : [{

init.js

 
-(function (global) {
+(function (global)
+{
+    "use strict";
+
     var i, len, dataMain = false;
     var scripts = document.getElementsByTagName('script');
 
-    for ( var i = 0, len = scripts.length; i < len; i++  )
+    for ( i = 0, len = scripts.length; i < len; i++  )
     {
         if ( scripts[ i ].getAttribute( 'src' ).match( 'qui/init.js' ) ) {
             dataMain = scripts[ i ].getAttribute( 'data-main' );