Add mime types for attachable file types
Add mime types for attachable file types

hotvulcan/whitehall,alphagov/whitehall,hotvulcan/whitehall,YOTOV-LIMITED/whitehall,alphagov/whitehall,alphagov/whitehall,alphagov/whitehall,ggoral/whitehall,ggoral/whitehall,robinwhittleton/whitehall,YOTOV-LIMITED/whitehall,robinwhittleton/whitehall,ggoral/whitehall,hotvulcan/whitehall,robinwhittleton/whitehall,askl56/whitehall,askl56/whitehall,YOTOV-LIMITED/whitehall,robinwhittleton/whitehall,YOTOV-LIMITED/whitehall,askl56/whitehall,hotvulcan/whitehall,askl56/whitehall,ggoral/whitehall