Use $el when available
Refactor collection tests
Move a few collection helper tests
Do not rerender model by default
shouldRender helper
Defer collection rendering
Merge branch 'master' into defered-render

Conflicts:
	test/src/collection.js
Fix unit tests
Add default comments
Update docs on new view APIs
Define thorax knownHelpers
Merge pull request #155 from walmartlabs/defered-render

Defered render
Merge commit '8524fbb0821dc4f33d90b948ea6649813d38fe65'

Conflicts:
	components/thorax/lib/zepto.js
	components/thorax/lumbar.json
	components/thorax/src/collection.js
	components/thorax/src/helpers/collection.js
	components/thorax/src/loading.js
	components/thorax/test/src/collection.js
Update to latest handlebars libs
Remove sneaky variable
Fix bug where mixing could never be included
Merge pull request #158 from mattvague/fix_mixins

Fix bug where mixins could never be included
Add failing test case
Refactor tests to use before and after
Fix double slash in urls when pushState enabled