Remove obsolete distribution code in main CMakeLists.txt
Remove obsolete Assist static libraries.
Update search paths in CMake modules.
Added Python scripts for Mab paper.
Added InputFiles directory with input files used to run Mab simulators.
Updated Python script to generate plots that elucidate random walk data reduction process.
Added Python function to compute weighted step function average.
Updated script to generate figures 16, 17, and 18 in Mab paper.