Replaced radar spinner with binocular spinner.
Merge pull request #212 from mozilla-services/issue-179-new-spinner

Replaced radar spinner with binocular spinner
Replaced Yo favicon with some legit binoculars.
Merge pull request #213 from mozilla-services/issue-77-new-favicon

Replaced Yo favicon with some legit binoculars.
Merge branch 'dev' into functional-test-madness
Added sign in test.