Merge pull request #47 from celeduc/master

Require Ruby 1.9 in the gemspec
Allow documentation exclusions with --doc-exclude
Merge pull request #48 from justincampbell/doc-exclude

Allow documentation exclusions with --doc-exclude
Update Gemfile.lock for latest release.
Add configuration for travis CI.
Forcing travis hook.
Add support for glob patterns in style exclusions
Update documentation for glob exclude
Add spec to check style exclusion globbing
Merge pull request #49 from marten/master

Add support for a glob pattern in the style-exclude parameter
--doc-exclude supports globs same as style exclusion.
Update documentation.
2.5.0
Update README.md

Added a (missed?) word
Merge pull request #50 from girasquid/patch-1

Added (missed?) 'link' in README explanation
Extra spec coverage around thresholds.
Support == in threshold checks.
Support all the operators for threshold checks.
Update documentation with new thresholds.
Clean up some cruft I accidentally left in threshold spec.