add gem to serialize data
serialize manufacturer data
serialize genre data
serialize brand data
add parent and subbrand to serialized brand data
expose the serializers in the controller
serialize year data
serialize player data
remove commented serialize_hash function
fix seed data to populate correctly with associations defined
serialize team data with genre
add teams and genres to player serialization
serialize playerteam data
card set serialization
add manufacturer to card set serialization
add year to card set serialization
add parent set to card set serialization
add parent set to card set serialization
remove serialization_hash function
get rid of deprecation warning by using uniq