Merge pull request #605 from joshualy/heat_flow

Heat flow
Merge branch 'develop' into hysteresis

Merge into develop.
wrote mayavi section and problem, updated solutions
Merge pull request #13 from byuimpactrevisions/mpl_mayavi

Mpl mayavi
updated solutions file
including explot image
including images
Merge pull request #607 from insertinterestingnamehere/lorenz

Lorenz Equations and Chaos
Merge branch 'develop' of https://github.com/byuimpact/numerical_computing into develop
Merge branch 'develop' of https://github.com/byuimpactrevisions/numerical_computing into develop
Merge branch 'stdlib' into develop
Merge branch 'stdlib' into develop
Modifications tothe Heat Flow and Hysteresis labs.
Merge branch 'develop' into hysteresis

Merge hysteresis with develop.
Added SaddleNBifurcation.pdf
Added graphics to Hysteresis lab
Added graphics to the Heat Flow lab
Added graphics to Poisson lab.
Merge branch 'stdlib' into develop
Took out generators