Merge pull request #2039 from cgcardona/update_gemfile

point to https rubygems
Update Gemfile.lock as well
Added test to prove 3rd code block in Guides, section "Rendering a Template"
Merge pull request #2032 from oldfartdeveloper/render_controller

Added test to prove 3rd code block in Guides, section "Rendering a Template"
Merge pull request #2042 from bradleypriest/update_gemfilelock

Update Gemfile.lock as well
Fix false redirect alarm in Router.didTransition

In some cases didTransition believed a redirect had occurred when this was not
the case. This in turn prevented currentPath from being set among other issues.
itemController should propagate target

This allows {{action}} to work when paired with
{{#each}}'s itemController option.
Add download links for VirtualBox and Vagrant
Merge pull request #2058 from mhelabs/contributing-vagrant

Add download links for VirtualBox and Vagrant
Add failing test for #2050
Fixed some API docs
Merge branch 'array-controller-with-default-array-content' of https://github.com/darthdeus/ember.js into darthdeus-array-controller-with-default-array-content
ArrayController defaults to empty array - Fixes #2050
Added an additional routing test
Edited the README.md to match the depreciation of computed properties in the create method.
Allow 0 as the value of a tag

This was broken by a refactor to the render buffer: 079630b
contributing jsfiddle & jshint link to emberjs master & handlebars rc2
Update RSVP.js - Fixes #2052
Hide {{control}} behind a flag - Fixes #2073
Revert "lazier computed properties – don't bother watching"

This commit is something we want long term, but at the moment it has some
unintended side effects that we need to fix first.

This reverts commit cc4af51d94336e7764e0ebfc88a0f87d4e627278.