Merge pull request #9825 from stefanpenner/cleanup

Cleanup
Removes duplicate function
Merge pull request #9826 from twokul/brocfile-dup-funct

Removes duplicate function
typofixes - https://github.com/vlajos/misspell_fixer
Merge pull request #9829 from vlajos/typofixes-vlajos-20141207

typofixes - https://github.com/vlajos/misspell_fixer
Cleanup Gemfile to remove unused gems

Currently, Ember.js is built by Broccoli.
Merge pull request #9832 from tricknotes/cleanup-gemfile

Cleanup Gemfile to remove unused gems
[BUGFIX master] defeatureify doesn’t currently support !isEnabled.
[BUGFIX beta] Fix ViewUtils tests on Firefox
Merge pull request #9834 from bradleypriest/defeatureify

[BUGFIX master] defeatureify doesn’t currently support !isEnabled.
Merge pull request #9831 from mmun/fix-view-utils-test

Fix ViewUtils tests on Firefox
[Bugfix beta] loaders resolve should be shared and not re-allocated for each requireModule
[Bugfix beta] specialize call to module callback

TODO: remove `this` requirement..
[Bugfix beta] don’t use slow hasOwnProperty
loader.js cleanup