Merge pull request voutcn#203 from voutcn/refactor

v1.2.1

Merge pull request voutcn#201 from voutcn/refactor

setup dockerfile without popcnt and bmi2

Merge pull request voutcn#185 from voutcn/fix/1pass

fix make test error

update version

revert Makefile

Merge branch 'dev'

typo

suggested by voutcn#96, change version number to 1.0.6.1

Merge branch 'dev'

don't move too fast, be careful...