fix build fail with debuginfo enabled by running fdupes
and...

- Update to 1.7.1 (2015-07-14) (bnc#938156)
Runtime
Fix default user spawning exec process with docker exec
Make --bridge=none not to configure the network bridge
Publish networking stats properly
Fix implicit devicemapper selection with static binaries
Fix socket connections that hung intermittently
Fix bridge interface creation on CentOS/RHEL 6.6
Fix local dns lookups added to resolv.conf
Fix copy command mounting volumes
Fix read/write privileges in volumes mounted with --volumes-from
Remote API
Fix unmarshalling of Command and Entrypoint
Set limit for minimum client version supported
Validate port specification
Return proper errors when attach/reattach fail
Distribution
Fix pulling private images
Fix fallback between registry V2 and V1