0.3.1
=====
- Adapt to Trollius package rename
- Fixed stopping watching file descriptor

0.3.0
=====
- Add DNSResolver.cancel method
- Handle case when the Future returned by query() is cancelled

0.2.0
=====
- Addes support for Trollius
- Don't make query() a coroutine, just return the future
- Raise ValueError if specified query type is invalid

0.1.0
=====
- Initial release

