export Git in Data.Git
Merge branch 'master' of ssh://github.com/vincenthz/hit
Merge branch 'master' of ssh://github.com/vincenthz/hit
Represent the git time as utc time with a timezone, instead as local time.

This is more efficient this way, and simpler overall. also depends on hourglass 0.2.0
bump version to 0.6.1