Added normal buffer everywhere
Basic fragment shader to show normals
Backface culling
Switch to new vert/frag data structs (ugh confusing notation wrt pbo)
Pass along world-space positions
Tried to add transformations but it's crashing in the weirdest way
Fixed crash which was due to things going off the bottom of the screen
FINALLY fixed vertex shader, forgot to divide by w >_>
Fragment shader with diffuse
Start README and commit suzanne