Merge pull request #38 from tillarnold/dependencies

Update `grunt-colorguard`
Merge pull request #39 from tillarnold/dependencies

Update `browserify`
Merge pull request #40 from tillarnold/dependencies

Add modernizr. Fixes #18
Use single quotes in grunt config files
Merge pull request #42 from tillarnold/dependencies

Update dependencies
Use .react.js extension
Update reactify