updating test harness
- Updating spec_helper to report coverage
- Updating Gemfile
- Shipping Guardfile
- Adding TESTING.md
- Adding Rakefile
- Updating Test Kitchen config
- Updating Travis config
fixing style cop
updating travis config
PR #67 - Add skip_if_unvailable repository option

Signed-off-by: Sean OMeara <someara@opscode.com>
PR #64 - Fix validation of 'metadata_expire' option to match documentation

Signed-off-by: Sean OMeara <someara@opscode.com>
[COOK-3591] - removing node.name from repo template rendering
- [COOK-4275] - Enhancements to yum cookbook
- Adding full spec coverage
Adding support for custom source template to yum_repository
Version bump to 3.1.0
Publish 3.1.0 Changelog
Version bump to 3.1.1 (for development)
fixing up random bugs and specs
refactoring .travis.yml to use build matrix
rebuilding .travis.yml to include KITCHEN_YAML env var
Version bump to 3.1.2
Publish 3.1.2 Changelog
Version bump to 3.1.3 (for development)
updating .travis.yml
[COOK-4417] Expand test harness to encompass 32-bit boxes as well

Signed-off-by: Sean OMeara <someara@opscode.com>