Closes softlayer/sl-ember-store#87
Merge pull request #88 from notmessenger/UpdateDependency

Closes softlayer/sl-ember-store#87
Changelog entries for v0.4.0 release
0.4.0
added es5 shim for phantomjs testing
Merge pull request #89 from mattmarcum/es5shim

added es5 shim for phantomjs testing