* added filter to inform other plugins of sub-event save
* added more javascript hooks
* added various utility functions to core class
* improved base styling of ticket selection form
* improved zoner flexibility
* improved cart to reservation table (and vice versa) syncing
* improved handling of multiple different values when editing event settings
* updated order item display on order confirmations to show label for ticket link
* removed unused icon files
* repaired 'new event area' saving bug
* repaired infinite loop bug when saving orders in admin
* repaired sprite filename
* repaired 'event settings' underlapping next metabox bug
* corrected ticket selection error message verbiage
* tweaked change log
loushou


git-svn-id: https://plugins.svn.wordpress.org/opentickets-community-edition/trunk@1004826 b8457f37-d9ea-0310-8a92-e5e31aec5664