Added base docs.
Added index placeholder.
Switched from Sphinx to MKD
Switching to MkDocs.
Fixed index and install path.
Modified doc source path.
Switched from sources to docs, attempting to remove Sources header.
Merge branch 'master' of https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim into CPGFeedback
Update try-catch statements to limit the number of steps a numerical integrator can use