After a full night of programming, This is the tool:
Convert maya files to lower versions of maya.
Usage:
Run the python program by typing: python mct.pyc
Save your file in ascii format and drag and drop it to mct, it creates
another file that you can open it in any version of maya.
0.1.2: A little bug fixed for Linux users.
Windows users: You Should have python or you can download standalone vesion for Windows from this link:
.