Readd adlink.bat and adcomp.bat and other fixes.
Add back batch adcomp and adlink.
Change .bat to .cmd extension to force non 16 bit shell. More cleanups
Change admb.bat option from -o to -f for fast models.
Check for existence of admb-cfg.bat in adcomp.bat
Store compiler and linker options in windows batch files.
Modify build script to work with MinGW without msys.
Update mingw scripts for linking just two libraries.
Start combining scripts.
Added support for linking user contributed libraries.
Copied revision 1006 from shibi to nceas. Old version control will now be only read only. This will be the primary version control.