[ticket/10737] Add live member search.
* prototech/ticket/10737:
[ticket/10737] Remove loading indicator.
[ticket/10737] Enforce allow_live_searches setting in memberlist.php.
[ticket/10737] Add config setting to disable live searches.
[ticket/10737] Add loading indicator and alert box code to simple_footer.html.
[ticket/10737] Load core.js and ajax.js in simple_footer.html.
[ticket/10737] Set the username as the input value instead of redirecting.
[ticket/10737] Drop subsilver2 changes.
[ticket/10737] Add a more generic live search implementation.
[ticket/10737] Clean up memberlist.php.
[ticket/10737] Use dropdown for search results container.
[ticket/10737] Adding delayed keyup and removing target_blank.
[ticket/10737] Using UTF-8 aware alternatives in PHP code.
[ticket/10737] Removing obsolete code.
[ticket/10737] Avoid hard-coding table row and use case-insensitive search.
[ticket/10737] Removing unnecessary/obsolete code.
[ticket/10737] Using JQuery events and JSON response.
[ticket/10737] Code fixes in AJAX search feature
[ticket/10737] Improvements over last commit
[ticket/10737] Adding username suggestions in "Find a member" using AJAX