[BUGFIX] Fix grouped view when using `#each foo in bar`
Cleanup JSHint errors.
Merge pull request #4854 from rjackson/cleanup-jshint-issues-with-spring-cleaning

Cleanup JSHint errors.
Merge pull request #4840 from GavinJoyce/gj/grouped-view-with-each-in

[BUGFIX] Fix GroupedEach with `#each foo in bar` syntax
Broccolify #1.
Add bower and remove broccoli-bower.
Fix issue with returned module name (from path).
Update qunit_configuration from latest EmberDev.
Make `?package=ember-metal` work properly.
Add defeatureify to output.
Compile all files in test tree.
Do not wrap non-test build in eval.
Add uglify.
Do not duplicate the package trees.
Update Brocfile to handle package deps.
Move vendored libraries into packages.
More tweaks to Brocfile.js.
Refactor Brocfile vendor package loading.
Move ember package to packages_es6.
ES6ify ember package.