added sauce credentials as secured env vars.
plugged in sauce connect addon.
declared env vars.
indentation fix.
added behat configuration file for travis/sauce integration.
configured behat profile matrix.
Merge pull request #11 from stopfstedt/sauce

Saucelabs integration
give it space to breathe
updated sauce credentials.
reverted sauce credential changes.
removed duplicate comment
changing the sauce credentials once more.
aaaand changed sauce credentials again.
added ie8 profile.
added ie8 to matrix.