Merge pull request #2008 from wagenet/prop-handling

Better handling of DOM properties
Fix handling of keywords in bind helpers

Fixes #1315
Better RenderBuffer tests
Better handling of null values in RenderBuffer

Fixes #2019
Merge pull request #2006 from lcoq/arraycontroller_lookupitemcontroller_negativeindexes_fix

ArrayController#lookupItemController was called when `idx` was negative
Merge pull request #1996 from javierav/evented

Fix typo in evented mixin.
Merge pull request #1988 from mixonic/update-router-logging-docs

Update documentation on router logging
More comprehensive controller transition deprecations - Fixes #1785
Initial stab at application reset
Action helper should invoke a run loop

Fixes #2005
Test the URL for app reset
Wrap the hashchange event in an Ember.run
lazier computed properties – don't bother watching
dependencies if you don't have a cached value to
invalidate.
Merge pull request #1964 from kselden/lazy-cp

lazier computed properties WIP
Tack the raw function onto bound helpers
Don't clobber the default container
point to https rubygems
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"