Don't log passwords
Don't log passwords

Fixes https://github.com/gocardless/hutch/issues/79

memikequinn/hutch,gocardless/hutch,dkastner/hutch,pap/hutch,studiocalico/hutch,reevoo/hutch,gocardless/hutch,teodor-pripoae/hutch,Fatsoma/hutch,MadBomber/hutch,Fatsoma/hutch,Fatsoma/hutch,gocardless/hutch