/commits.php is going away

• 1.5 math/blacs/pkg-message
• 1.3 math/scalapack/pkg-message

remove unnecessary empty files

Submitted by:   thierry

• 1.10 math/blacs/Makefile
• 1.2 math/blacs/files/patch-Bmake.inc
• 1.2 math/blacs/files/pkg-message.in
• 1.4 math/blacs/pkg-message
• 1.11 math/scalapack/Makefile
• 1.4 math/scalapack/files/patch-SLmake.inc
• 1.2 math/scalapack/files/pkg-message.in
• 1.2 math/scalapack/pkg-message

Switch to MPICH2.

PR:             100755, 100756
Submitted by:   thierry

• 1.212 math/Makefile
• 1.1 math/scalapack/Makefile
• 1.1 math/scalapack/distinfo
• 1.1 math/scalapack/files/Makefile
• 1.1 math/scalapack/files/PBtools.h.patch
• 1.1 math/scalapack/files/example1.cc
• 1.1 math/scalapack/files/example1.f
• 1.1 math/scalapack/files/manpages
• 1.1 math/scalapack/files/patch-SLmake.inc
• 1.1 math/scalapack/pkg-descr

Add scalapack 1.7, the ScaLAPACK Scalable LAPACK library.

PR:             40521
Submitted by:   NAKATA, Maho <maho@FreeBSD.org>