chore(pubspec): add Matias into the authors list
chore(pubspec): add Paul into the authors list
feat(doc): Documentation generation for NgAnimateModule.
chore(release): release v0.9.9
chore(karma): 0.10.10
fix(scope): add scope id for easier debugging.
fix(changed-detection): leaking watch records when removing deeply nested watch_groups

Closes #700
fix(chonge-detection): don't call reactionFn on deleted scope