Added empty chebyshev algorithms lab.
Merge branch 'master' into cheb
Merge branch 'master' into cheb
Included a tutorial on PyWavelets, a new image, and a plotFigs file.
Removed redundant material presented in the previous Wavelet lab.
Took out a section of the WaveletApps lab. Added an image.
Added a solutions file. Fixed a couple of errors in the lab.
Merge branch 'develop' of https://github.com/byuimpact/numerical_computing into cheb
Introduced Chebyshev nodes.
Added section introducing Chebyshev polynomials to the Chebyshev lab.
Added a simple example, then I got rid of everything with integers
Merge pull request #402 from AZaitzeff/optim

Added a simple example, then I got rid of everything with integers
Added fourier series section to the first chebyshev lab.
Added some solutions to first Chebyshev lab.
Added a section to the first chebyshev lab introducing NumPy's Chebyshev
class.
Updated the solutions file for the first chebyshev lab.
Merge pull request #398 from abefrandsen/wavelet

Wavelet
Merge pull request #399 from abefrandsen/beamBuckling

Added a solutions file. Fixed a couple of errors in the lab.
Added plot script for first chebyshev lab.
Added plots into chebyshev lab.
Added files for plots in Chebyshev lab.