fix(sharing): Better Tweet syntax

Angular bindings would fail to parse in Tweets if the expression evaluated to something with a space in it. Adding quotes stretches the Tweet by two characters, but addresses the issue. Commit also takes out a spurious console message from the Notifications service.

website/public/js/controllers/notificationCtrl.js

@@ -66,6 +66,7 @@ habitrpg.controller('NotificationCtrl',
       $rootScope.playSound('Level_Up');
       if (User.user._tmp && User.user._tmp.drop && (User.user._tmp.drop.type === 'Quest')) return;
       if (after === 3) return; // Drop system unlock. FIXME can we do this without hardcoding?
+      if (after === 10) return; // Class system unlock. FIXME as above
       if (after === 50) return; // Orb of Rebirth unlock FIXME as above
       if (!User.user.preferences.suppressModals.levelUp) $rootScope.openModal('levelUp', {controller:'UserCtrl', size:'sm'});
     });