Prepare v0.2.14.1

Prepare v0.2.14 (#116)

Merge pull request #109 from haskell/release-v0.2.13

Release v0.2.13

Prepare for v0.2.12

Release v0.2.11.1

Merge pull request #86 from maoe/release/v0.2.11

Release v0.2.11

Prepare for v0.2.10

* Add instructions to install gtk2 in the README
* Do not include windows_cconv.h on non mingw32 systems (#79)
* Relax upper version bound for ghc-events (#80)
* Relax upper version bound for time

Prepare for v0.2.9

Merge pull request #66 from maoe/v0.2.8

v0.2.8 release

Bump version for a bugfix release