minimap image - Better Wolf3D mod for Wolfenstein 3D

Simple mod for the original DOS version of Wolf3D that does only 4 things: 1) Adds strafe left and right buttons (mapped to A and D, cant change it). 2) Disables y axis of the mouse so you don't move with the mouse, only turn. 3) Adds a simple minimap to the HUD (replaces the current weapon picture) 4) Adds a minimal crosshair