fix users suggestion on type hashtag

js/twister_following.js

@@ -383,6 +383,10 @@ function userSearchKeypress(item) {
         return false;
     }
 
+    if (prefix == '#') { // hashtag
+        return false;
+    }
+
     //var partialName = item.val();
 
     if( !partialName.length ) {