Hotfix for performance issue and center "rules"-btn

- Delete temporary the async promise function, because it works not like
it should work. (We will test some methods to increase the performance,
but the performance is already okay)
+ Add suggestion from @grenzor #21 to center the "rules-status"-button

clearurls.js

@@ -709,24 +709,19 @@ function handleActivated(activeInfo) {
 browser.tabs.onActivated.addListener(handleActivated);
 
 /**
-* Handle everything asynchronously.
-* @type {Promise}
+* Check the request.
 */
 function promise(requestDetails)
 {
-    var timeout = 1000;
-    return new Promise((resolve,reject) => {
-        window.setTimeout(() => {
     if(isDataURL(requestDetails))
     {
-                resolve({});
+        return {};
     }
     else {
         var ret = clearUrl(requestDetails);
-                resolve(ret);
+        return ret;
     }
-        },timeout);
-    });
+
 }
 
 /**

core_js/write_version.js

@@ -2,5 +2,5 @@
  * This file writes only the version into every page.
  * @return version
  */
-var version = "1.2.1.0";
+var version = "1.2.1.1";
 $('#version').text(version);

html/popup.html

@@ -104,8 +104,10 @@
     <div class="row">
         <div class="col-sm-1">
             <h5><b>Rules-Status</b></h5>
+            <div class="text-center">
                 <a href="https://github.com/KevinRoebert/ClearUrls/commits/master/data/data.json"
-            id="hashStatus" class="btn btn-primary btn-xs pull-right"></a>
+                id="hashStatus" class="btn btn-primary btn-xs"></a>
+            </div>
             <div class="clearfix"></div>
             <br />
         </div>

manifest.json

@@ -1,7 +1,7 @@
 {
   "manifest_version": 2,
   "name": "ClearURLs",
-  "version": "1.2.1.0",
+  "version": "1.2.1.1",
   "author": "Kevin R.",
   "description": "Remove tracking elements form URLs.",
   "homepage_url": "https://github.com/KevinRoebert/ClearUrls",