Improve govspeak link help.
Improve govspeak link help.

Full public URLs should be permitted for linking 
to published documents.
askl56/whitehall,ggoral/whitehall,hotvulcan/whitehall,alphagov/whitehall,robinwhittleton/whitehall,askl56/whitehall,robinwhittleton/whitehall,alphagov/whitehall,ggoral/whitehall,alphagov/whitehall,hotvulcan/whitehall,YOTOV-LIMITED/whitehall,alphagov/whitehall,ggoral/whitehall,YOTOV-LIMITED/whitehall,robinwhittleton/whitehall,YOTOV-LIMITED/whitehall,askl56/whitehall,ggoral/whitehall,robinwhittleton/whitehall,hotvulcan/whitehall,hotvulcan/whitehall,YOTOV-LIMITED/whitehall,askl56/whitehall