chore(package): update ember-ajax to version 2.5.5
chore(package): update ember-ajax to version 2.5.5

https://greenkeeper.io/

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