removing some old figures and other files
Added rough outline of multi-armed bandit lab.
Added some rough content for bandit lab.
Added rough draft of the problems in the bandit lab.
Small changes to bandit.
Merge branch 'master' into bandit
yea
Merge branch 'master' of https://github.com/byuimpact/numerical_computing into current

Conflicts:
	Vol2.tex
Began Sympy lab.
Merge branch 'bandit' of https://github.com/jhendr/numerical_computing into bandit
Changed bandit lab to use Thompson Sampling and added it to Vol2.tex.
The first major poriton of the anisotropic diffusion lab.
Added Volume 4 to the labs.
added
generators lab

Commit file needed for generator branch.
Added color images and algorithm to anisotropic diffusion lab.
Added solutions to problems 1 through 3 for the Anisotropic Diffusion lab.
Added color picture with 1000 iterations. Also updated formatting a
little.
Merge branch 'master' into gens

Conflicts:
	include.tex
introduce itertools

Introduce the itertools library from the Python Standard Library.  We
should probably add a problem or two that use the iterators from
itertools.