Merge branch 'master' into ckan-2.11.0

CHANGELOG.md

ckanext/odsh/i18n/ckanext-odsh.pot

ckanext/odsh/profiles/odsh_dcat_de_profile.py

ckanext/odsh/resources/licenses.json

ckanext/odsh/resources/sh_bb.csv

ckanext/odsh/tests/resources/collection1.rdf

ckanext/odsh/tests_wip/rdf_catalog.xml

ckanext/odsh/tests_wip/rdf_catalog_empty.xml

ckanext/odsh/tests_wip/test_validation.py

ckanext/odsh/validation.py

setup.py