UserPage: whoops, wrong name (Namespace_Default::$exists, not ::$page_exists); bumped userpage tabs down by 0.05em to correct an Oxygen bug
/*
* Auto-completing page/username fields
* NOTE: A more efficient version of the username field is used for Mozilla browsers. The updated code is in autofill.js.
*/
//
// **** 1.1.5: DEPRECATED ****
// Replaced with jQuery-based mechanism.
//