No really, make the help tab the top-most z

Author: MWDelaney

includes/help/css/bootstrap-shortcodes-help.css

@@ -8,7 +8,7 @@
   right: 0;
   bottom: 0;
   left: 0;
-  z-index: 100050;
+  z-index: 500000;
   -webkit-overflow-scrolling: touch;
   outline: 0;
   background-color: transparent;