Renamed keypad direction names to avoid conflict with Curses library defs. Added keypad support to Curses display driver. git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@672 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
removed new update function for keypad, consolidated it with draw git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@643 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
keypad support from Cris Maj git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@641 3ae390bd-cb1e-0410-b409-cd5a39f66f1f