Added gitbranch command
Added tests for gitcheckout
Remove unneeded line.

Related to pull request #3.
Add grunt-release.
release 0.0.2
Update release history.
Prepare minor bump, because of changed API.
release 0.1.0
Add Travis.
Add build status to README.md.
Add some diagnostics code to debug Travis.
Fix my stupidity.
More diagnostics.
Configure git before testing on Travis.
Disable testing on 0.11 for now.
Updated README.md
Merge pull request #5 from drewlll2ll/gitcheckout

Updated README.md for gitcheckout

Closes #4.
Added gitstash task
Added gitstash tests
Updated README.md with gitstash