virtualconsole: fix vcwidget ID creation
Make sure that every new vcwidget gets an ID and is put in the virtualconsole's widget map
ArtNet: DMX packet length should be even according to spec.
ArtNet - another fix: length should be in the range 2-512
Update changelog
Updated catalan translation
Merge pull request #373 from plugz/fix-vcwidgetid

Fix vcwidgetid
Small change: make newWidgetId protected
Merge pull request #377 from sbenejam/master

Updated catalan translation
Fixed RPM spec file
Translate new strings to german
Merge pull request #379 from kripton/german

Translate new strings to german
Documentation: added VC Matrix documentation