Update FK10Handler for WS1415
Merge pull request #1 from FHellmann/master

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Merge pull request #2 from FHellmann/master

More Backendfeatures
Fixed Download Button in Weekview of Timetable
Changed e.getMessage to e.toString. Leaded to "Log needs a Message"-Error.
Added Null query when Timetable gets loaded in case an Error occures.
Fixed Room regex Issue.
Merge remote-tracking branch 'upstream/master'
Set the android min version to 4.0. Fixed some warnings. Add a search
function.