Changes `App.PostSerializer = DS.Serializer.extend(..)` to `App.PostSerializer = DS.JSONSerializer.extend(..)`.
Updated to `DS.RESTSerializer`.
Changes all mentions of `DS.JSONSerializer` to `DS.RESTSerializer`.
JSON Transforms : Update - Take 2

JSON transforms changed again today, so the updated transition
document is already out of date.  Progress is relentless.  ;)
Refactor serializerFor to be more consistent
Support for manyToNone and manyToMany relationships
Merge pull request #1171 from jagthedrummer/jeremy/transition-transforms-take-2

JSON Transforms : Update - Take 2
Merge pull request #1172 from KasperTidemann/master

Changes `App.PostSerializer = DS.Serializer.extend(..)` to `App.PostSeri...
Merge pull request #1176 from ssured/patch-1

Support for manyToNone and manyToMany relationships
Merge pull request #1175 from tchak/refactor-serializer-for

Refactor serializerFor to be more consistent