gui/movieinfo: don't show epgInfo2 if it equals epgInfo1
gui/infoviewer: optimize blit() calls
neutrino.cpp: no need to clear framebuffer when entering tvMode
gui/infoviewer: remove no longer used class member "old_timestr"
gui/components/cc_frm_clock.cpp: add method to enable/disable auto-blit()
gui/infoviewer: improve channel-switching behaviour on SPARK
gui/movieplayer.cpp: add iso file mount

Conflicts:
	src/gui/movieplayer.cpp
	src/gui/movieplayer.h
Merge remote-tracking branch 'martiis-neutrino-mp/master'

Conflicts:
	src/gui/movieplayer.cpp