Merge pull request cerebris#25 from cerebris/setable_fields

Setable fields

Author: dgeb

lib/jsonapi/resource.rb

@@ -183,12 +183,12 @@ def key(key)
 
       # Override in your resource to filter the updateable keys
       def updateable_fields(context)
-        fields
+        _updateable_associations | _attributes.keys
       end
 
       # Override in your resource to filter the createable keys
       def createable_fields(context)
-        fields
+        _updateable_associations | _attributes.keys
       end
 
       def fields