update README.md (#56)

v2.2.6: Allow to override authenticateHandler

Allow to override authenticateHandler (#52)

Update package.json (#48)

v2.2.5: typescript supports

Add declaration file. (#47)

v2.2.4: add self defined errorHandler (#44)

lint

release 2.2.3: Don't expose server error messages

Don't expose server error messages (#40)

release 2.2.2: support oauth.ts

fix #31 support app/extend/oauth.ts (#32)

fix travis build fail

2.2.1: release

修复 authorize 函数中返回的剪头函数绑定 this 的错误 (#29)