Added empty chebyshev algorithms lab.
Fixed another typo.
Changed .gitignore to ignore any build directory.
Changed .gitignore to ignore all .mod files from fortran modules.
Modified sections in .gitignore.
Added another file to ignore to .gitignore.
Added fssor.f90
Added fssor.h.
Added cython_fssor.pyx
Added fssor setup file.
Added comments to cython_fssor.pyx.
Added Fortran wrapping problem to the cython_wrapping lab.
Added a brief discussion of Fortran ordering vs. C ordering to the
wrapping with Cython lab.
First IVP lab
Revised IVP Lab
Committed misc. changes before repo. update.
Commented out other new labs aside from ivp lab.
Added plots for ivp lab
Merge pull request #386 from insertinterestingnamehere/ivp

First initial value problem lab from Josh
Left out a couple of key steps in the description of the Cepstral
coefficients, so I added them in.