Release 0.8.1

Release 0.8.0

Release 0.7.0

Release 0.6.0

Merge pull request #91 from rutsky/v0.5.3

prepare 0.5.3 release

Merge pull request #83 from aio-libs/v0.5.2

v0.5.2

Merge pull request #75 from aio-libs/v0.5.1

0.5.1 release

Release 0.5.0

Merge pull request #37 from aio-libs/v0.4.0

0.4.0 release

Merge pull request #34 from aio-libs/v0.3.0

release 0.3.0