no-animation-tests:

Turning off animations during testing, allowing them to run faster and more
reliably.

Ideally, we would use Sinon's fake timers to speed up jQuery's animations in
a controlled way, but recent jQuery seems to be bypassing Sinon's overwriting
of the global setInterval method.
Merge pull request #32 from antoviaque/no-animation-tests

no-animation-tests: