Improve the configuration environment / repository layout:
- Update README
- svn-head -> svnhead version tag change (in favor of rpm build)
- rpmbuild-glpk: a script to build glpk rpm.

10 8

1 1 10 8

..X....X.X

.XX.X.XX..

....X..XX.

XXXXXX.X..

.........X

.X.XXXXXXX

.X...XX...

.X.X....X.