openblas: do not use OpenMP with Clang

Update the main Krell Institute and Argo Navis Tech. packages for MPI…

Update Package : Scotch

Bugfix - preserve lookup order in PATH when invoking 'spack compiler add'

- Spack doesn't set F90, but it confuses the nccmp build.  Just remove
  it from the environment.

- TODO: should build environment unset this variable?

Merge branch 'efischer/160425-nccmp' of git://github.com/citibeth/spack into citibeth-efischer/160425-nccmp

Add  to sub dirs checked for pkg-config files.

Glib libxcb missing dependencies

Disable -Werror

Add missing m4 dependency to bison

nco: Added new package

GMsh: Fix binary linking against its own libraries

Added gdb 7.11 released on 24 Feb 2016

Merge branch 'qa/coding_standard' of https://github.com/epfl-scitas/spack into epfl-scitas-qa/coding_standard

Compiler::openmp_flag()

Added support for 'scotch@6.0.0'.

- Fixed a bug that was causing shared library usage to fail when linking with another application.
- Updated the repository URL to allow for more general version downloading.
- Added installation support for version 5.1.10b.
- Cleaned up the installation file to make it a bit easier to follow and modify.

GMsh binary now links against full path name of libraries. This fixes
problems, such as `dyld: Library not loaded: libGmsh.2.11.dylib`, when
running the executable.

add support for crypto version 5.6.1

pile of dependencies for neovim, including luajit and libuv

add pmi support and process managers to the MPIs

Prevent GMsh from installing in custom prefix on OSX

Remove FIXME comments

Add latest jpeg version

Update hwloc to 1.11.3