Update README to explain how to install grunt and bower

Only because I had to click around a bit before I figured out how to do
it.
Merge pull request #138 from jamesotron/more-setup-info

Update README to explain how to install grunt and bower
Start checking in builds
Use Ember.get() for rootKey in toJSON
Merge pull request #96 from raytiley/computed-rootKey

Use Ember.get() for rootKey in toJSON
Update build
Updated gitignore
Merge pull request #139 from raytiley/gitignore

Updated gitignore
Seralize belongsTo when type specified by string
Merge pull request #144 from raytiley/belongsTo-string

Seralize belongsTo when type specified by string
fix exception when reverting a new model with no data
Merge pull request #146 from viki-org/revert-no-data-record

Fix exception when reverting a new model with no data
fix bower.json file to reflect correct position of ember-model.js
Fix isDirty on pristine records due to Date attributes
Merge pull request #147 from viki-org/is-dirty-dates

Fix Date attributes comparison when extracting dirty factors
FixtureAdapter updates for issue 109
Merge pull request #149 from RyanHirsch/master

FixtureAdapter Updates
Add a hook for customizing ajax settings

Add test case and readme for custom ajax settings

fix scoping for test

fix semantics

rest adapter can be created with ajaxSettings rather than extended

update docs for create method

remove headers

Add ajaxSettings hook to RestAdapter

Conflicts:
	packages/ember-model/lib/rest_adapter.js
	packages/ember-model/tests/adapter/rest_adapter_test.js
Change data to _data
Merge pull request #151 from raytiley/data-atribute

Change data to _data