Merge pull request #11 from fuxiaohei/develop

release 0.2.5

Merge pull request #8 from fuxiaohei/develop

upgrade 0.2.0

Merge pull request #7 from fuxiaohei/develop

update to 0.1.6

Merge pull request #5 from fuxiaohei/develop

merge 0.1.5-beta release

Merge pull request #3 from fuxiaohei/develop

merge develop

Merge pull request #1 from fuxiaohei/develop

release v0.1