Teapots
1 - greyscale
2 - sepia
3 - cartoon
4 - simple
5 - standard
6 - gooch
7th teapot has simple effect, but can be changed.

Controls
1-7 - sets the camera to orbit objects from 1 to 7.
A - changes effect of 7th teapot from simple, cartoon, greyscale, sepia and gooch
B - toggle outline parameter for cartoon shader.
C - toggle light 1
D - toggle light 2
Z + scroll wheel - zoom in/out
LMB + Mouse Move - orbits object