add -lm to makefile
implement get_cell
implement generate_cell_triangles
test commit please ignore
implement marching tetrahedra algorithm
fix compilation warning from volume.c
add that one big loop that fills that array thing
fixed switch statement
Revert "fixed switch statement"

This reverts commit 7e8690e2b251fc7f1056a4899851136fafe57c18.
fix the order of the bitmasking
added inteprolation method
added print for amount of triangles
commented the interpolation function
added missing haakje
cleaned up interpolate function
add more sensible code for the normal vectors
Merge branch 'mummy' of github.com:maarten990/Graphics into mummy

Conflicts:
	week_5/isosurface/marching_tetrahedra.c
suppress those annoying fgets errors