fix BLACS and ScaLAPACK build

fix logging issues + cleanup

fix BLACS and ScaLAPACK build: introduce gompi toolkit so that OpenMPI is a direct toolkit dependency, and adjust ATLAS, BLACS, FFTW, LAPACK, ScaLAPACK and goalf toolkit easyconfigs accordingly

336 devel module

self.tk no longer exists

fix logging issues by setting default log level for root logger as well
rename some functions in toolkit.py (consistency)
introduce toolkit_name() and toolkit_version() functions and use them

fix filetools test

forgot one tk inside cp2k easyblock

fix logger in build.py

Develop

Conflicts:

	easybuild/easyblocks/s/suitesparse.py

change easybuildlog -> easybuild

rename toolkit.toolkit_compiler_family to toolkit.compiler_family and toolkit.toolkit_mpi_type to toolkit.mpi_type

fix the LAPACK sanitycheck

update imkl easyblock with new way of getting dependencies

merge regtest into develop

Fix merge