gnu8-compilers-hpc-1.4-bp152.2.18

- Add support for gcc v.6, v.8 and v.9.
  for SLE-12 HPC: v.6, v.7, v.8 (jsc#SLE-7765)
  for SLE-15 & SLE-15-SP1: gcc v.7, v.8 (jsc#SLE-7766)
  for SLE-15-SP2: add gcc v.9 (jsc#SLE-8604)
- For the base compiler add a Provides: for the versioned form.

- Add links from the generic compiler binary names cc, cpp, c++
  and fc to the compiler specific names in the package private
  binary directory.

- Define _hpc_gnu_module (bsc#1116458).

- Update to gcc v.7 for SLES-12 builds.
- Set the 'granularity' for selection to the
  granularity of GNU toolchain versions we
  distinguish: For major versions until 4,
  this is 2 versions, for anything above it
  is just the major version.
- On TW/Factory add explicit dependency to the
  compiler major version package. This is to make
  sure package gets rebuilt when this versions
  changes.

- Add Requires: for lua-lmod to base package.
- Add Provides/Conflicts: to macro package:
  only one version of this macro package can
  can be installed at the same time.

- Make source files downloadable from git.
- Remove some debugging code.

- Fix LICENSE and copyright statement in LICENSE.

- Rename: rpmlintrc -> gnu-compilers-hpc-rpmlintrc

- Remove spec_fix.pl, use multibuild instead.
- Add RPM macros to be used together with macros.hpc from suse-hpc.

- Update spec_fix.pl: It is now able to produce multiple spec files
  from one replacement file.

- Remove ohpc-isms.
- Add support for gcc update versions.
- Pick correct compiler version.

- Fix group of devel package: Development/Languages

- Add gcc-c++ into requires of the devel package
- Make the devel package to require the exact version of the main one

- Modified package to use a spec file template.

- Initial version of gnu compiler selection module
  FATE#321705.