Merge pull request #1030 from scitran/delete-functionality

api/auth/containerauth.py

api/dao/basecontainerstorage.py

api/dao/containerstorage.py

api/dao/containerutil.py

api/dao/hierarchy.py

api/dao/liststorage.py

api/download.py

api/handlers/collectionshandler.py

api/handlers/containerhandler.py

api/handlers/listhandler.py

api/handlers/refererhandler.py

api/handlers/reporthandler.py

api/resolver.py

api/web/base.py

api/web/request.py

bin/undelete.py

tests/integration_tests/python/conftest.py

tests/integration_tests/python/test_access_log.py

tests/integration_tests/python/test_containers.py

tests/integration_tests/python/test_reports.py