altered attendee(s)-view
altered export-view
added language strings
altered housekeeping-view

the count of catevents has been removed as it was a bit confusing.
altered link to attendees-view (events-view)
altered model-import, FIX #34
altered googlemap.js to show results even when they are not rooftop, FIX #33
added option for currently running events to mode_jem
option for currenty running events (mod_jem)
added language-string
removed obsolete language-strings
added config variable to function construct (front controller)
altered display of edit-icon

when the option for now shown icons is set the icons for editing will
still appear as it's looking nicer.
disabled datepicker calendar
renamed class of catcal/weekcal-tooltip, #35
modified several views (front)
added attendee.xml + filter_attendees.xml + attendee/tmpl/edit.php