Mouse Drag: rotate camera orientation
Mouse Wheel: increase/decrease yfov
w/s: move camera front/back along camera orientation
a/d: strafe left/right perpendicular to camera orientation
q/e: move up/down along z-axis

Selected World Object Controls
 i/k: move forward/back along +y
 j/l: move back/forward along +x
 u/o: move up/down along +z