====
Bugs Fixed:
- Fixed bug in serialiser meta-class that broke inheritance
- Fixed variable names
Enhancements:
+ Pass the Publisher down into the Serialiser for more flexibility
+ Allow object IDs to be slugs
+ Handle case of empty request body with JSON content type
+ Added SerialiserField and ManySerialiserField
+ Added Api machinery
+ Changed Serialiser to use internal Meta class
+ Added ModelSerialiser class