Consider `controllerName` in Ember.Route#render()

The previously introduced `controllerName` on a route hasn't been
considered when resolving the controller which shall be used within
`Ember.Route#render()`.
Rename computed array macros to match #3158
Update docs/StateManager, improve grammar
Use factory superclass in Route#model hook
Merge pull request #3233 from teddyzeenny/model-lookup

Use factory superclass in Route#model hook

This is a temporary fix and needs a more robust solution.
Small doc fixes
Update api docs for {{textarea}}

- make them similar to {{input}}
- provide extended example to show how easy implementing a one way and
two way binding on a textarea can be
Merge pull request #3228 from chantastic/master

Update docs/StateManager, improve grammar
Version bump - 1.0.0-rc.8
Update Gemfile
Update to newer ember-dev to fix publishing
Run dist before publishing builds
Update serialize documentation to reflect improved default behavior
update to rsvp-2.0.2; fixes unit tests for RSVP#rethrow in IE 6,7,8
Merge pull request #3240 from twokul/master

update to rsvp-2.0.2; fixes unit tests for RSVP#rethrow in IE 6,7,8
Improve actions hash change deprecation messages to include the object and actionName, to make them easier to track down.
Merge branch 'pr/2983' into stable
Merge branch 'stable'
Fixed incorrect capitalization from 'link-To' -> 'link-to'
Merge pull request #3244 from mattsjohnston/patch-1

Fixed incorrect capitalization from 'link-To' -> 'link-to' in changelog