MyGLRenderer - initalize rotation matrix properly,  removed rotation
param from drawPlane(),  re-enabled gravity, yaw and pitch don't use
previous values, reenabled collisiondetection     ,    don't reinitalize
rotation matrix - keep the old values, increased cameraspeet, added
viewsonic, increased accerlatespeed, descreased yintercept,

Hallmanager - reneabled wall, commented out Contents temporarily