Camera2: NL translations

Initial translation by Tom Heisterkamp (from Transifex)
with additional improvements

ps4: remove some transl=false strings

ps5: https://www.canon.nl/Support/System/Search.aspx?TcmUri=tcm:16-971204

ps7: suggestions and make codes names official

Change-Id: Ic0ae04827b277e1d4502ef7242de709ffbfb8ac0