[FEATURE ember-routing-auto-location] Adds location: 'auto' option to Router via Ember.AutoLocation
Ensure that TextSupport includes TargetActionSupport.

Closes #4206.
Merge pull request #4207 from rjackson/include_target_action_support_in_text_support

Ensure that TextSupport includes TargetActionSupport.
Merge pull request #3725 from jayphelps/auto-location-again

Ember.AutoLocation support
Add Array.prototype.filter polyfill.

This is currently required (and only used by) the
composable-computed-properties feature. If that feature is enabled it
will not work in non-ES5 browsers (specifically it is not available in
IE8 and lower).
Merge pull request #4213 from rjackson/bring-back-array-filter-polyfil

Add Array.prototype.filter polyfill.
remove unneeded call in resolver, as we already have the correct this
WIP toward Ember inspector hooks for detecting models with a module-based resolver.
More WIP, now with a container-debug-adapter
Added TODOs
Initial fixes for this branch to allow extension-support to be AMD Resolver compatible
clean up
Ember.Resolver may as well just be the abstract resoler
cleanup whitespace
remove methods not needed in the base class
make resolveHelper work again