[CMake] Fortran 77/9x enhancements

[Maik Beckmann]

I opened a bug-report as a repository for patches and a place for discussions 
on this issue:
http://www.cmake.org/Bug/view.php?id=5809

please join to...
   ... contribute patches,
   ... test the patches, 
   ... report things which doesn't work, 
   ... spend simplified examples of things which doesn't work,
   ... share you expert knowledge of CMake.

Regards,
Maik Beckmann