v1.6.2
chore(*): switch from JSHint/JSCS to ESLint
docs(*): fix typos
chore(eslint): enable `quotes: ["error", "single"]`
chore(package): fix some warnings/errors
refactor(*): replace `HashMap` with `NgMap`
docs(ngAnimate): fix typo ("an the" --> "an")
docs: clean up formatting of animation events
docs: fix typos throughout the codebase