restores the step where cyclopts looks for boost. It uses boost in Solver.h and Variable.h, so I'm not sure why the part of the build where cyclopts looks for boost was diabled.
gets rid of the program options linkage and works on my machine.
move license to its own file
updated readme to include boost dependency
Merge branch 'build_update'

Merges Katy's build updates and documentation.