Core & Internals: remove leftovers of dict.iteritems for python3 compatibility #2207
Rules: Relay of constituent rule to archive rule should not consider temporary unavailable replicas #2233
Core & Internals: generic metadata problems #2141
Core & Internals: Detection of client location fails on IPv6-only node #2245
Recovery: Minos is not able to handle PFNs with different schemes #2221
Clients: missing default value for filter options in downloadclient #2249