RT-1106449: use patch from...

RT-1106449: use patch from https://www.drupal.org/project/ckeditor_link/issues/1491750#comment-13794091 to properly guess links

plugins/link/plugin.js

@@ -77,9 +77,10 @@
       return cache[value];
     }
     $.getJSON(Drupal.settings.ckeditor_link.revert_path + '/' + Drupal.encodePath(path), function(data) {
+      var basePath = Drupal.settings.basePath;
       var base = extractPath(data);
       var pos = path.lastIndexOf(base);
-      var args = (pos != -1) ? value.substr(pos + base.length + 1) : '';
+      var args = (pos != -1) ? value.substr(pos + basePath.length + base.length) : '';
       args = (args.charAt(0) == '/') ? args.substr(1) : args;
       cache[value] = {
         path: data,
@@ -252,4 +253,4 @@
       });
     }
   });
-})(jQuery);
\ No newline at end of file
+})(jQuery);