p_query
Merge pull request #27 from why404/hotfix/auth_digest

p_query
add crc32 check
add UNDEFINED_KEY in io&resumable_io
fix
p_query
add Mac & update GetPolicy
fix test
update PutPolicy
update fop
travis
update doc
fix
add Mac & update GetPolicy
fix test
update PutPolicy
travis
update doc
fix
fix demo & test