Release 0.3.2

Corresponds to https://pypi.python.org/pypi/gala/0.3.2

This release replaces 0.3.1. The only difference is a fix for a broken test
file. There is no change in functionality.

Release 0.3.1

Corresponds to https://pypi.python.org/pypi/gala/0.3.1

Third release of gala

Add sections to release notes

Add sections to release notes

Bump version to 0.2.2

Update version to 0.2.1. Merely adds docs

Update version to mark release