Add saucelabs support

Rename scripts folder to travis

Make travis scripts executables

Fix script

Update travis script

Add setup script

Secure saucelabs credentials

Add sauce connect add-on

Update saucelabs integrations

Update travis configuration

Update api keys

Update saucelabs setup

Update api keys

Fix build

Remove tunnel identifiers

Add tunnel identifiers

Add sauce connect addon

Secure saucelabs credentials

cleanup

cleanup