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

Conflicts:
	easybuild/tools/toolkit.py

Develop

Conflicts:

	easybuild/easyblocks/s/suitesparse.py

change easybuildlog -> easybuild

Conflicts:
	easybuild/easyblocks/o/openfoam.py
	easybuild/tools/toolkit.py

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

get rid of use of SOFTROOT and SOFTVERSION, clean unused imports in application.py and easyblock.py, fixed small bugs

fix the LAPACK sanitycheck

Conflicts:
	easybuild/easyblocks/i/imkl.py
	easybuild/tools/toolkit.py

update imkl easyblock with new way of getting dependencies