Fix the normalize example to correctly normalize underscored keys
create RecordArrays from recordArrayManager
Merge pull request #1643 from tchak/refactor-record-array-manager

create RecordArrays from recordArrayManager
Merge pull request #1645 from bmac/fix-json-serializer-example

Fix the normalize example to correctly normalize underscored keys
Update CHANGELOG/VERSION for 1.0.0-beta.5.
The store's adapter property requires a string
Merge pull request #1651 from bmac/fix-setting-adapter

The store's adapter property requires a string or factory
Set default Rakefile task to :test

Data should match the default task as Ember itself
Merge pull request #1654 from bcardarella/bc-default-rakefile-task-should-be-test

Set default Rakefile task to :test
Make many arrays update correctly