cleanup fish vi-mode
cleanup fish vi-mode

Call the default key binding function instead of duplicating it here
Call move-full-word directly instead of intermidate function
Remove reminder of readline functions

Signed-off-by: Ian Munsie <ce389fd2fa887d610219cb85dea6dc9451973e74@gmail.com>

DarkStarSword/junk,DarkStarSword/junk,DarkStarSword/junk,DarkStarSword/junk,DarkStarSword/junk