Fix vpath and INCLS in cmds subdirs.
Merge branch 'master' of https://github.com/kwan0xfff/fmtk
Create target directory with symlinks to makefiles.
Major update of build doc.
Split experimental path from mainline.
Test SimpleMotion integrator.
Merge branch 'master' of https://github.com/kwan0xfff/fmtk
Add standard const and optional diagnostic prints for motion test.