chore(ngAnimate): remove $animator.show() / .hide() in favor of .addClass / .removeClass
fix(angular.css): move angular.css code to the top of the head tag to allow for easy style overloading
chore(ngInclude): $animate refactoring + transclusion & tests
chore(ngView): $animate refactoring + transclusion & tests
$timeout changes made
cancel callbacks done
code review fixes