[strings] move the 'Component-specific logging...' string out of the reserved range
Pushed subtitle offset default from +-10s to +-60s
[python] Monitor: add onCleanStarted/onCleanFinished callbacks.
[darwin] SysInfo::GetKernelBitness: Use special function for Darwin iOS
[darwin] SysInfo::GetKernelCpuFamily: Use special function for Darwin
TestSystemInfo: print system information
SysInfo::GetKernelBitness: cache result
SysInfo::GetKernelCpuFamily: cache result

Conflicts:
	xbmc/utils/SystemInfo.h
fix: Temperature unit alignment

The Tempunit alignment is off by about 11 pixels this corrects it
X11: remove dead code
[addons] cleanup the service add-on pre/post install code
[contextmenu] don't show duplicate context menu items
fixed: some issues pointed out by valgrind

SPLIT ME
fix: pebkac with gradient banding

Yes, there was an issue with the gradient banding,

So proper gradient file size is around 30+KB per file with a flat color
it both small and nice.
[linux] Make checking for command existence more consistent and POSIX compatible
[rbp] Add config.txt settings to log file
[pi] Fix for logged resolutions

There was a regression to logging messages introduced by #4710.
We need to make sure logging calls occur after resolution strings are updated
[omx] Remove logging for texture jobs

This causes a lot of log spam which hasn't proved useful so far.
[PiSink] More attempts to reduce underrun audio glitches with multichannl and high samplerate
[PiSink] Support planar formats

Mostly just plumbing as planar/float is now handled by GPU.
Requires recent firmware.