Move initial Python work into archive folder.

diff --git a/codegenerator.py b/old/codegenerator.py
similarity index 100%
rename from codegenerator.py
rename to old/codegenerator.py

diff --git a/common.py b/old/common.py
similarity index 100%
rename from common.py
rename to old/common.py

diff --git a/frontend.py b/old/frontend.py
similarity index 100%
rename from frontend.py
rename to old/frontend.py

diff --git a/inputinfo.py b/old/inputinfo.py
similarity index 100%
rename from inputinfo.py
rename to old/inputinfo.py

diff --git a/integrals_kinetic.ofl b/old/integrals_kinetic.ofl
similarity index 100%
rename from integrals_kinetic.ofl
rename to old/integrals_kinetic.ofl

diff --git a/ofc b/old/ofc
similarity index 100%
rename from ofc
rename to old/ofc

diff --git a/region.py b/old/region.py
similarity index 100%
rename from region.py
rename to old/region.py