Squashed 'moose-core/' changes from f1dcea8..f38dc5d

f38dc5d On tumbleweed, cmake returns python3 default but python-numpy is python2 version. Won't fix it. Its a upstream problem.
REVERT: f1dcea8 Install in debian layout in packages. Added option in setup.cfg file Its delicate solution. Added a note.
REVERT: 5a73acb Finally. Needs to write setup.cfg file to make /usr/local  and /usr prefix consistent.
REVERT: d7c41e4 bdist_egg is more consistent on both RPM and DEB based systems.
REVERT: be42fd2 Merge commit 'bcf5c52d' into chennapoda
REVERT: d27db9c Do not use -p switch. its not easy to get required info from all linux-distributions.
REVERT: e667953 Fixed message to set in cmake.
REVERT: 8523290 Fixed typo in command.
REVERT: 0b125f6 Fixed typo in cmake file.
REVERT: f3118f0 multiple fix to build system. - dont use python setup.py install . It does not work anymore if --prefix   directory is not in PYTHONPATH. - Use python setup.py bdist -d INSTALL_DIR and let cmake unarc...