Use isNone to check tag name
Switch assertion for simulated Ember.create

The object created by simulated `Ember.create` has many property.
So `deepEqual` couldn't be used for its' assertion.
RSVP2
Merge pull request #2528 from tricknotes/test-for-ember-create

Switch assertion for simulated Ember.create
Fix incrementProperty/decrementProperty to be able to use with 0
Merge pull request #2544 from komasayuki/increment-by-zero

Fix incrementProperty/decrementProperty to be able to use with 0
Access __container__ directly, not via Ember.get.

This brings these two usages into alignment with the rest of the codebase which uses direct property access for this private property.
Merge pull request #2548 from eventualbuddha/access-container-directly

Access __container__ directly, not via Ember.get.
Allow missing whitespace for assertion fot html text

IE8 ignores whitespace between tag.
Merge pull request #2550 from tricknotes/allow-missing-whitesapce

Allow missing whitespace for assertion fot html text
Add tests to deferred mixin
Fixes #2526 - Updates JsFiddle and JsBin links for rc.3
Merge pull request #2 from teddyzeenny/rsvp2-tests

Tests for deferred mixin
fix some typos in the test names
Merge pull request #2554 from ryrych/patch-1

fix some typos in the test names
Fixed view subclasses being instrumented as render.render.*
Use Ember.isNone
Merge pull request #2557 from tricknotes/isNone

Use Ember.isNone
Merge pull request #2553 from robharper/feature/fix-fiddles

Fixes #2526 - Updates JsFiddle and JsBin links for rc.3
Use `Function.prototype.apply` to call `setTimeout` on older IE

In older IE, the host object like a `setTimeout` has no methods that
defined in `Function.prototype`.