Fix sign when using ESC
Consistently use group:stick in tool recipes

The left-handed recipes for axes were using default:stick instead of
the group:stick used by all other tool recipes.
Improve message about screwdriver control

The message to "hold shift" makes an unwarranted assumption about the
user's keybindings.  Messages from the server should refer to a key's
game function, rather than its extragame identity.