added accelerator keys to menu items
added accelerator keys to menu items

tonyolag/gummi-vim,tonyolag/gummi-vim,jmarshallnz/gummi,tonyolag/gummi-vim,jmarshallnz/gummi,jmarshallnz/gummi,tonyolag/gummi-vim,jmarshallnz/gummi