* Added option to adapt to date format setting in Admidio. (Time format in Admidio has to start with 'H:i' or 'h:i'.)
* Changed feed cache time from one hour to one minute.


git-svn-id: https://plugins.svn.wordpress.org/admidio-events/trunk@947384 b8457f37-d9ea-0310-8a92-e5e31aec5664