update the minimum quant limiation as 10. quant 4 can't avoid overflow
only testing
Merge branch 'enc_quant' of https://github.com/ruil2/openh264 into enc_quant
drop the last update
Merge pull request #874 from ruil2/enc_quant

update the minimum quant limiation as 10. quant 4 can't avoid overflow
expand the bs buffer size
Merge pull request #876 from huili2/bs_buffer_expand_master

expand the bs buffer size
Merge remote-tracking branch 'upstream/master' into travis.android