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 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
Update _findData to convert IDs to strings when searching. Addresses issue 109
Initial test cases for FixtureModel
Merge branch 'master' of github.com:RyanHirsch/ember-model

Conflicts:
	dist/ember-model.min.js
	dist/ember-model.prod.js