mpich-ofi_3_2_1-gnu-hpc-3.2.1-9.11

- Add patch to remove obsolete GCC check (bnc#1129421). It also patches
  autogen.sh to get the autotools working in SLE12SP4.
  * 0001-Drop-GCC-check.patch
- Force to re-run autotools to generate properly the files after
  patching src/binding/cxx/buildiface

- Add macro _hpc_mpich_modules for modules support (bsc#1116458).

- Remove bashism in postun scriptlet

- Fix handling of mpi-selector during updates (bsc#1098653)

- macros.hpc-mpich:
  replace %%compiler_family by %%hpc_compiler_family

- Remove 'BuildRequires: Modules' for HPC builds: it conflicts
  with lmod (boo#1089970).

- Fix summary in module files (bnc#1080259)

- Use macro in mpivars.(c)sh to be independent of changes to the module
  setup for the compiler (boo#1078364).

- Update to mpich 3.2.1
  - Bug fixes
  - No release notes available

- Add gcc7 as additional compiler flavor for HPC on SLES.
- Fix library package requires - use HPC macro (boo#1074890).
- Fix mpich HPC installation path in spec file.
- Fix hpc macros: add %mpich_requires.

- Add HPC specific build targets using environment modules (Fate#323977).

- Drop unnecessary dependency to xorg-x11-devel

- Add LD_LIBRARY_PATH to mpivars.sh and mpivars.csh

- Disable rpath in pkgconfig files

- Register mpich package to mpi-selector
- Remove redondant configure options already passed by %configure