Replace Chai with Expect.js
Add Sauce Labs browser testing
Exclude locale data from test coverage
Report test results back to Sauce
Skip browser tests in Node 0.11
Use shields.io badges
Merge pull request #14 from juandopazo/sauce

Saucelabs badge and full integration
Use indexOf shim from Intl polyfill
Use a more readable variable in indexOf shim
Make explicit use of fromIndex parameter
Merge pull request #15 from juandopazo/indexof

Use indexOf shim from Intl polyfill