simpler serializer finding + no as_media_type
add TODOs
Serialization to Serializer to draw the parallel with the deserializer
correct require
DRY format serializers
add comments
Merge branch 'hale_serializer' into feature/no_media_type

Conflicts:
	lib/representors/representor.rb
	lib/representors/serialization.rb
Merge branch 'feature/no_media_type' into hale_serializer