Configuration file for keyboard on pc

[yoyz]

Today, the keyboard is defined in "Master.h".
You have to modify the keyborad shortcut by hand.
A configuration file has to be created to allow the user to define the shortcut.

define BUTTON_B SDLK_LALT

define BUTTON_A SDLK_LCTRL

define BUTTON_X SDLK_SPACE

define BUTTON_Y SDLK_LSHIFT

define BUTTON_UP SDLK_UP

define BUTTON_DOWN SDLK_DOWN

define BUTTON_LEFT SDLK_LEFT

define BUTTON_RIGHT SDLK_RIGHT

define BUTTON_SELECT SDLK_ESCAPE

define BUTTON_START SDLK_RETURN

define BUTTON_L SDLK_TAB

define BUTTON_R SDLK_BACKSPACE

define KEYPRESSED SDL_KEYDOWN

define KEYRELEASED SDL_KEYUP

[yoyz]

this problem is in master branch and picoloop-0.67