add decoder cabac support and add  UT
add setoption trace
modify macro STICK_STREAM_SIZE	// For Demo interfaces test with track file of integrated frames
add macro NO_DELAY_DECODING	// For Demo interfaces test with no delay decoding
Merge pull request #1480 from dongzha/cleanCabacDecoder

add decoder cabac support and add  UT
Merge pull request #1482 from ruil2/cabac_refine

add setoption trace
Merge pull request #1483 from dongzha/EnhanceDecConsole

modify console code for Demo interfaces test (this is reviewed at: https://rbcommons.com/s/OpenH264/r/890/)
Remove the executable bit from new test sequences
Merge pull request #1484 from mstorsjo/fix-chmod

Remove the executable bit from new test sequences
Merge remote-tracking branch 'upstream/master' into travis.osx