chore(package): update ember-data to version 2.5.1 (#1575)
chore(package): update ember-data to version 2.5.1 (#1575)

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dartajax/frontend,jrjohnson/frontend,djvoa12/frontend,ilios/frontend,stopfstedt/frontend,gboushey/frontend,thecoolestguy/frontend,thecoolestguy/frontend,dartajax/frontend,stopfstedt/frontend,jrjohnson/frontend,ilios/frontend,gabycampagna/frontend,gboushey/frontend,gabycampagna/frontend,djvoa12/frontend