Do not override local scope with imported Ember.run in Ember.Test.
Merge pull request #4530 from rjackson/fix-issue-with-es6ing-ember-testing

Do not override local scope with imported Ember.run in Ember.Test.
[DOC] minor doc fix
Merge pull request #4531 from twokul/minor-doc-fix

[DOC] minor doc fix
fix doc typo
Merge pull request #4539 from denisnazarov/patch-3

fix doc typo
ES6 ember-handlebars & ember-handlebars-compiler: 1.
ES6 ember-handlebars & ember-handlebars-compiler: 2.
ES6 ember-handlebars & ember-handlebars-compiler: 3.
ES6 ember-handlebars & ember-handlebars-compiler: 4.
Merge pull request #4537 from trek/es6-handlebars

Es6 handlebars
[BUGFIX] Ember.copy now supports Date
Merge pull request #4545 from ghempton/date-copy

[BUGFIX] Ember.copy now supports Date
[BUGFIX] Do not attach new listeners on each setupForTesting call
Merge pull request #4546 from mixonic/idempodent-setupForTesting

[BUGFIX] Do not attach new listeners on each setupForTesting call