Merge pull request #14 from keenlabs/develop

Mocha+Chai testing on Sauce Labs w/ Travis-CI integration
Remove OSX 10.9 from SL tests
Merge pull request #15 from keenlabs/hotfix/saucebrowsers

Remove OSX 10.9 from SL tests
Expanded test coverage for tracking, passes IE9
Merge pull request #16 from keenlabs/debug-ie-tests

Expanded test coverage for tracking, passes IE9
Set travis-ci builds to master and develop only
Limit Travis builds and localize external shell script
Merge pull request #17 from keenlabs/hotfix/travisbranches

Hotfix/travisbranches
Manual tests validate addEvent on IE 6, 7 and 8
Fix Travis build and SL config
Add required global
update shell script
Fix XMLHttpRequest conflict for IE6+Safari, set Firefox WIN to v27
Merge pull request #18 from keenlabs/feature/ie-legacy-testing

Manual tests validate addEvent on IE 6, 7 and 8
Update README.md
Update README.md with stats beacon
Update README.md
Add stats badge to README.md
Add data enrichment addons to README.md beacon
Swap README.md redirect for a independent beacon