Cleaned up some test methods and added outcode test
Cleaned up some test methods and added outcode test

ideal-postcodes/postcodes.io,cblanc/postcodes.io,cblanc/postcodes.io,goingdotin/postcodes.io,cblanc/postcodes.io,ideal-postcodes/postcodes.io,goingdotin/postcodes.io,ideal-postcodes/postcodes.io,goingdotin/postcodes.io