define Ember.ListViewMixin.emptyViewClass

Needed by the `collection` helper; would ordinarily be provided by `CollectionView`.
Merge pull request #59 from twokul/master

Adding support for itemController
Update ember-source
Update ember-dev
Fix path to libraries to use what provided by ember-dev
Update examples using rack server
Remove unnecessary libraries
Remove unused libraries
Remove unused tasks

Currently, ember.js is managed by `ember-source` gem.
Fix to use `Ember.ArrayPolyfills.forEach` for IE8
Skip profiling when `console` is undefined
Return `Ember.Array` instead of `Array`

IE doesn't support `Array#map`.
Use `on` and `off` for event listener

`element.addEventListener` / `element.removeEventListener` are not
supported in old IE.
Merge pull request #61 from tricknotes/ie8

Support IE8
Merge pull request #60 from tricknotes/update-libraries

Update libraries
Update README.md

Correct spelling of "Dependecies"
Merge pull request #62 from bockscar/patch-1

Update README.md
fix for jsbin examples
Merge pull request #53 from isaacbowen/master

define Ember.ListViewMixin.emptyViewClass
Added "Changing height and width of Ember.ListView during runtime" section to Readme

Copy/Paste of stefanpenner response to https://github.com/emberjs/list-view/issues/66