Better phpdocs, basic Filer overview pages.
Better info file
UI to delete/download FilerFiles or clear queues + small fix in Filer::add() when second param = null
feedback when deleting a file / clearing the queue, fix: Filer class deletes all finished FilerFiles instead of merging duplicates
Dynamically addin menu items pollutes the menu_links table and causes some weird behaviours
__isset so empty/isset calls don't default to false for Filer::name and Filer::files
feedback on clearing queue