[DOC release] Update Ember.computed with depKeys and example
Merge pull request #5486 from knownasilya/docs-computed-dep-keys

[DOC release] Update Ember.computed with depKeys and example
[BUGFIX release] Ensure exports are setup for node build.
[Bugfix beta] ensure pushUnique targetQueue is cleared by flush
Merge pull request #5490 from stefanpenner/fix-bb

[Bugfix beta] ensure pushUnique targetQueue is cleared by flush
remove unused vars and enforce in jshint
Merge pull request #5475 from emberjs/unused-jshint-vars

remove unused vars and enforce in jshint
Merge pull request #5489 from rwjblue/ensure-exports-for-nodeland

[BUGFIX release] Ensure exports are setup for node build.
[BUGFIX beta] instrument should still call block even if no subscribers
remove uneeded normalization (lookupFactory already does this)
Merge pull request #5497 from stefanpenner/remove-wasteful-normalize

remove uneeded normalization (lookupFactory already does this)
[BUGFIX release] Makes sure that internal properties do not leak onto created objects.

Fixes #5485.
Merge pull request #5501 from twokul/super-fix

[BUGFIX release] Makes sure that internal properties do not leak onto created objects.
Use svg instead of png to get better image quality
Merge pull request #5508 from PeterDaveHello/patch-1

[DOC] Use svg instead of png to get better image quality