Py3 2to3 conversion

ckanext/odsh/collection/controller.py

ckanext/odsh/collection/helpers.py

ckanext/odsh/collection/plugin.py

ckanext/odsh/commands/initialization.py

ckanext/odsh/controller.py

ckanext/odsh/harvesters/kielharvester.py

ckanext/odsh/harvesters/statistikamtnordharvester.py

ckanext/odsh/helper_pkg_dict.py

ckanext/odsh/helpers.py

ckanext/odsh/helpers_tpsh.py

ckanext/odsh/lib/odsh_icap_client.py

ckanext/odsh/lib/uploader.py

ckanext/odsh/logic/action.py

ckanext/odsh/matomo.py

ckanext/odsh/pdf_to_thumbnail/action.py

ckanext/odsh/pdf_to_thumbnail/plugin.py

ckanext/odsh/pdf_to_thumbnail/thumbnail.py

ckanext/odsh/plugin.py

ckanext/odsh/precondition.py

ckanext/odsh/pretty_daterange/date_range_formatter.py