Remove ngAnimate for the moment, we're not even using it

It does have a very significant performance impact, in my
measurements, buffer switching is 30% faster without it!
Merge pull request #353 from glowing-bear/remove-nganimate

Remove ngAnimate for the moment, we don't even seem to be using it
Fix URL regex

Old one doesn't match umlauts and other unicode stuff
New one is a lot more general and similar to what angular uses
Add yr.no plugin