openstack storage: add possibility to set publicity to containers
make public option of container attr_reader
fix mistyping in openstack storage directory model
[google|storage] workaround excon headers issue
Merge pull request #3097 from allomov/public-openstack-storage

[Openstack | Storage] add possibility to create public containers.
change service catalog lookup to be type based
change to OS type request on failure
make default lookup key in ServiceCatalog type and not name
dont run a real test if the mocks are enabled
Merge branch 'bug/handle_helion'