Fix setting Path for Windows
Use windows api to expand path. Cleaned up tests
Moved windows environment helper functions to their own module
Support checkout for git < 1.7.3
Merge pull request #2116 from opscode/jdmundrawala/git-centos

Support checkout for git < 1.7.3
DSCL resource says it doesn't support OS X below 10.7, so don't run it on 10.6.
adding CHANGELOG for omnibus-chef 2.1.3 update
Add the pending() guard to the 'when there's no reboot keys present' spec.
Merge pull request #2128 from opscode/lcg/ruby-2.1.3-changelog

adding CHANGELOG for omnibus-chef 2.1.3 update
Merge pull request #2024 from opscode/jdmundrawala/windows_env_path

Windows path fix