The MEditor, MDebugger, MUnit, and MLogger tools developed by Joel Ivey have been posted: https://github.com/OSEHR/M-Tools.
Warning from the ReadMe file:
The user must recognize that the current version is NOT released software,this is a TEST version. It has been used by a number of programmers, but itis not officially released.
Thank You Joel! (tip of the hat to vancurtis for pointing it out)