Changed to create Wonx class and manage all resources with Wonx class.
(See Wonx.x WonxP.h)
When p is pressed to switch display / non-display of the screen, redraw the LCD panel
Improvement.
Added -Wall to compile option.
We have summarized the processing part of the function which is duplicated processing in disp.c.
Version 0.1 beta - from wonx-b01.tar.gz
