Add support for since token in meta
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document is already out of date.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
replace mapProperty with mapBy

just a detail, but as I understood, the mapProperty has been quietly deprecated in favor of mapBy
DS.attr doc
Added docs to show how you can replace the RESTAdapter
Fix capitalization of RESTAdapter in Adapter documentation
Merge pull request #1182 from bradleypriest/ds-attr

DS.attr documentation
Merge pull request #1186 from nragaz/patch-1

Fix capitalization of RESTAdapter in Adapter documentation
Merge pull request #1181 from sly7-7/patch-1

replace mapProperty with mapBy
Merge pull request #1185 from toranb/master

Added docs to show how you can replace the RESTAdapter
Remove unnecessary .extend()