Revert "Initial commit"

This reverts commit ba2a96d22aa42d0ee2e54b726c3277a0cee5efc0.
Revert "Generate AngularFire support in the AngularJS app, add ObserveJS manually to app/index.html because of generator-angularfire error"

This reverts commit 00a745f6fb5e03e8c469817e14cbd735d2b96911.
Revert "Generate AngularJS scaffolding with 'yo angular', add karma plugins to package.json"

This reverts commit 97db6a3979aa793e165465c6d5eb3503d30ea8b7.