Track backup and restore progress

Track backup and restore progress based on the sizes of the files
as they are being added to the tar backup file. Update the
progress bar based on the sizes of the files.

Change-Id: Idf649efa1db3e91830b4b2add86203a3f30042ff
Fix setting of brightness during startup

Change-Id: I1bd01df971857a2dd5e75ed87c488d075d765527
Change ro.twrp.boot boolean to twrp.crash_counter

Change-Id: If1ef25fee5a138a90ccb4f0a70b20b55698e0d0d
Signed-off-by: Vojtech Bocek <vbocek@gmail.com>
Check the crash counter instead of date in TWFunc::Fixup_Time_On_Boot()

* Some devices (Sony) have RTC counting up from year 2009,

Change-Id: I2cf1928e1b05c7e8b184963f8130582e0319ddc4
Signed-off-by: Vojtech Bocek <vbocek@gmail.com>
Merge remote branch 'omni/android-4.4' into android-4.4