I edited the Vol2.tex file to remove compile error

I had had problem compiling the Vol2 file due moving some files around.  This pull should reconcile my fix with the fix on the remote develop branch.
Merge branch 'develop' of git://github.com/byuimpact/numerical_computing into develop

Conflicts:
	Vol2.tex
This is a commit of some sort.
Merge branch 'develop' of git://github.com/byuimpact/numerical_computing into develop

Conflicts:
	Python/StandardLibrary/stdlib.tex
	Vol2.tex
Merge branch 'develop' of git://github.com/byuimpact/numerical_computing into develop
Merge branch 'develop' of git://github.com/byuimpact/numerical_computing into develop
change listings environment layout

Add new listings environment for source code and interactive code.
Previous style for now is commented out, but will be eventually
deprecated and removed.
fix compile issue with vol2

Incorrect case.
Made necessary edits to mst.tex
Merge branch 'develop' of git://github.com/byuimpact/numerical_computing into develop
Added todos to MST.tex for future edits
Merge pull request #336 from jaredawebb/jared

Jared
remove aboveskip
spacing fixes in the householder lab.
Explained choice of v in householder lab.
Revised pseudocode in householder lab to avoid increasing the complexity
of the algorithm.
Added a description of how to use householder reflections to compute Q.
Added a warning to avoid a potential pitfall in Householder code.
Updated discussion on stability in Householder lab.
Also made some small changes to the section on Hessenberg matrices.
Fixed compile error.