v1.6.6
docs(guide): tweaks to the index and external resources guides
feat($compile): add `strictComponentBindingsEnabled()` method
docs(*): change Angular to AngularJS
refactor(*): remove workarounds for IE <9, update IE/Edge-related comments
feat(ngdocs): support popover, foldouts and foldover annotations
test(jQuery): run tests with jQuery 2.1, 2.2 & 3.2