Merge pull request #339 from sbenejam/master

Updated catalan translations on ui and dmxusb
Plugins/DMX: Removed wrong code: IO lines start from 0
Fix ADJ event bar heads
2D monitor: Fix wrong behavior wehn trailing zeroes in the universe are not sent
2D monitor: fix heads computation when column is 1
Virtual Console: added Frame enable/disable external control
Merge branch 'master' of github.com:mcallegari/qlcplus
2D monitor: New way of displaying pan/tilt values - Purple ring for pan, and Turquise ring for tilt.
2D view: Fix case when no PAN channel is present
2D monitor: document PAN/TILT display
UI and DMXUSB spanish translation
Merge pull request #340 from tornel/translation

UI and DMXUSB spanish translation
Check whether there are any fixtures file present in the system directory not mentioned in FixturesMap.xml and load them directly.
Plugins/DMXUSB: added some debug messages
Plugins/DMXUSB: properly use signed variables to avoid bad casting