Console commands:
/gridenable : display usable grid areas in green and the rest in red (debug only)
/saveenable <filename> : save the /gridenable image in Data/PLSM2/<filename>
/griddebug : display the grid (debug only)
/wiremode : display in wireframe mode
/togglehud : toggle hud display
/cheatgold : add 1000 gold pieces to the player
showinfocontext : toggle contextual information display about units selected in the school