initial commit
basic libs, added; not compiled yet
modify makefile to gen tags by default
basic libs test ok!
complete escape code
light weight lock ok
merge light weight lock
commit before recode en/de-frame
coding done, rdy to debug
compile passed
add hex_dump, simple test pass
add crc8/16, add rand
debuging... near done.
debug
add crc32c
revised a lot of bugs, most of them are protocol related. improve test prg
add basic evaluation counter
lack crc32
add crc32c
almost done