update CP2K easyblock to align it with Intel guidelines
fix fail msg template string
fix typo
get rid of additional optimization flags that may cause problems
only use Intel FFTW wrappers if FFTW itself is not available
correct start_dir as needed by new CP2K versions
complete try-except block
fix path of CP2K regtest
fix typo
fix base dir for regtest
fix other uses of self.builddir
set correct mpi run prefix
fix typo
add debug info on config file for CP2K regtest
Merge pull request #127 from boegel/develop

bump version to v1.2.0rc1 and update release notes for v1.2.0
fix setup.py script for release candidate versions
fix typo
fix rc suffix
Merge branch 'develop' into cp2k
Fixed wrong configure flag in gcc block

enable-cxx is a flag for gmp, not gcc. gcc does not need the C++
bindings of GMP to build. It can cause linking errors with libstdc++.