new web-animations

Nope can't squish, so either let me do 2 commits, or you'll have to do them yourself.  sorry!
https://github.com/jsdelivr/jsdelivr/pull/2628#issuecomment-65824473
That map file requires `["src/scope.js","src/timing-utilities.js","src/normalize-keyframes.js","src/animation-node.js","src/effect.js","src/property-interpolation.js","src/animation.js","src/apply-preserving-inline-style.js","src/element-animatable.js","src/interpolation.js","src/matrix-interpolation.js","src/player.js","src/tick.js"]` to be hosted