v1.7.1
chore(*): switch from JSHint/JSCS to ESLint
chore(eslint): enable `quotes: ["error", "single"]`
fix(ngAnimate): don't close animations when child transitions close
fix($animate): let cancel() reject the runner promise
refactor($q): replace occurrences of `.when()` with `.resolve()`
refactor(ngAnimateSwap): simplify scope creation add tests regarding creating/removing scopes