Mesa sources
Directoties of Mesa sources have been reorganized due to support old-versions tarballs and new-versions tarballs.
Starting from version 10.5.0 Mesa source packages renamed from MesaLib-XX.X.X.tar.bz2 to mesa-XX.X.X.tar.xz. So we reorganized sources directories on our FTP server and in each of our key branches.
see: revision 452.