Update ember-load-initializers.
.gitkeep for app/adapters/
Merge pull request #829 from abuiles/bump-ember-load-initializers

Update ember-load-initializers.
Fixes CoffeeScript test files not being preprocessed
Merge pull request #834 from lolmaus/master

.gitkeep for app/adapters/
Loosen version constraint on ember-qunit-notifications
Merge pull request #833 from bcardarella/bc-loosen-version-constraint

Loosen version constraint on ember-qunit-notifications
Fix changelog link typo

Fixed a typo with the link to the PR from the changelog
Merge pull request #837 from jakecraige/patch-1

Fix changelog link typo
Merge pull request #835 from WMeldon/coffee-tests

Fixes CoffeeScript test files not being preprocessed
Initial tests cleanup
Merge pull request #841 from twokul/command-tests

Initial tests cleanup
Merge remote-tracking branch 'upstream/master'

Conflicts:
	CHANGELOG.md
Fix typo
Merge pull request #845 from jakecraige/patch-2

Fix typo
avoid: “warning: possible EventEmitter memory leak detected”
Merge pull request #850 from stefanpenner/avoid-event-emitter-warning

avoid: “warning: possible EventEmitter memory leak detected”
add es3-safe-transpile step

currently:

```js
promise.finally -> promise[‘finally’]
promise.catch   -> promise[‘catch’]
a.default       -> a[‘default’]
// and some more..
```

see: https://github.com/stefanpenner/es3-safe-recast for more
Included broccoli-asset-rev for fingerprinting.
fixes the test message