#77 - Parameter default to be Trueclass instead of "1"

Signed-off-by: Sean OMeara <someara@opscode.com>
#78 - add releasever parameter
Version bump to 3.2.2
Publish 3.2.2 Changelog
Version bump to 3.2.3 (for development)
Updating CONTRIBUTING.md
more changes to CONTRIBUTING.md
edits to CHANGELOG.md