Log Message:
Upgrade to glusterfs 3.7.2

Complete list of changes since 3.7.1:
- doc: add 1233044, 1232179 in 3.7.2 release-notes
- features/bitrot: fix fd leak in truncate (stub)
- doc: add release notes for 3.7.2
- libgfchangelog: Fix crash in gf_changelog_process
- glusterd: Fix snapshot of a volume with geo-rep
- cluster/ec: Avoid parallel executions of the same state machine
- quota: fix double accounting with rename operation
- cluster/dht: Prevent use after free bug
- cluster/ec: Wind unlock fops at all cost
- glusterd: Buffer overflow causing crash for glusterd
- NFS-Ganesha: Automatically export vol that was exported before vol restart
- common-ha: cluster HA setup sometimes fails
- cluster/ec: Prevent double unwind
- quota/glusterd: porting to new logging framework.
- bitrot/glusterd: gluster volume set command for bitrot should not supported
- tests: fix spurious failure in bug-857330/xml.t
- features/bitrot: tuanble object signing waiting time value for bitrot
- quota: don't log error when disk quota exceeded
- protocol/client : porting log messages to new framework
- cluster/afr: Do not attempt entry self-heal if the last lookup on entry
  failed on src
- changetimerecorder : port log messages to a new framework
- tier/volume set: Validate volume set option for tier
- glusterd/tier: glusterd crashed with detach-tier commit force
- rebalance,store,glusterd/glusterd: porting to new logging framework.
- libglusterfs: Enabling the fini()  in cleanup_and_exit()
- sm/glusterd: Porting messages to new logging framework
- nfs: Authentication performance improvements
- common-ha: cluster HA setup sometimes fails
- glusterd: subvol_count value for replicate volume should be calculate
  correctly
- common-ha : Clean up cib state completely
- NFS-Ganesha : Return correct return value
- glusterd: Porting messages to new logging framework.
- glusterd: Stop tcp/ip listeners during  glusterd exit
- storage/posix: Handle MAKE_INODE_HANDLE failures
- cluster/ec: Prevent Null dereference in dht-rename
- doc: fix markdown formatting
- upcall: prevent busy loop in reaper thread
- protocol/server : port log messages to a new framework
- nfs.c nfs3.c: port log messages to a new framework
- logging: log "Stale filehandle" on the client as Debug
- snapshot/scheduler: Modified main() function to take arguments.
- tools/glusterfind: print message for good cases
- geo-rep: ignore symlink and harlink errors in geo-rep
- tools/glusterfind: ignoring deleted files
- spec/geo-rep: Add rsync as dependency for georeplication rpm
- features/changelog: Do htime setxattr without XATTR_REPLACE flag
- tools/glusterfind: Cleanup glusterfind dir after a volume delete
- tools/glusterfind: Cleanup session dir after delete
- geo-rep: Validate use_meta_volume option
- spec: correct the vendor string in spec file
- tools/glusterfind: Fix GFID to Path conversion for dir
- libglusterfs: update glfs-message header for reserved segments
- features/qemu-block: Don't unref root inode
- features/changelog: Avoid setattr fop logging during rename
- common-ha: handle long node names and node names with '-' and '.' in them
- features/marker : Pass along xdata to lower translator
- tools/glusterfind: verifying volume is online
- build: fix compiling on older distributions
- snapshot/scheduler: Handle OSError in os. callbacks
- snapshot/scheduler: Check if GCRON_TASKS exists before
- features/quota: Fix ref-leak
- tools/glusterfind: verifying volume presence
- stripe: fix use-after-free
- Upcall/cache-invalidation: Ignore fops with frame->root->client not set
- rpm: correct date and order of entries in the %changelog
- nfs: allocate and return the hashkey for the auth_cache_entry
- doc: add release notes for 3.7.1
- snapshot: Fix finding brick mount path logic
- glusterd/snapshot: Return correct errno in events of failure - PATCH 2
- rpc: call transport_unref only on non-NULL transport
- heal : Do not invoke glfs_fini for glfs-heal commands
- Changing log level from Warning to Debug
- features/shard: Handle symlinks appropriately in fops
- cluster/ec: EC_XATTR_DIRTY doesn't come in response
- worm: Let lock, zero xattrop calls succeed
- bitrot/glusterd: scrub option should be disabled once bitrot option is
  reset
- glusterd/shared_storage: Provide a volume set option to create and mount
  the shared storage
- dht: Add lookup-optimize configuration option for DHT
- glusterfs.spec.in: move libgf{db,changelog}.pc from -api-devel to -devel
- fuse: squash 64-bit inodes in readdirp when enable-ino32 is set
- glusterd: do not show pid of brick in volume status if brick is down.
- cluster/dht: fix incorrect dst subvol info in inode_ctx
- common-ha: fix race between setting grace and virt IP fail-over
- heal: Do not call glfs_fini in final builds
- dht/rebalance : Fixed rebalance failure
- cluster/dht: Fix dht_setxattr to follow files under migration
- meta: implement fsync(dir)
- socket: throttle only connected transport
- contrib/timer-wheel: fix deadlock in del_timer()
- snapshot/scheduler: Return proper error code in case of failure
- quota: retry connecting to quotad on ENOTCONN error
- features/quota: prevent statfs frame loss when an error happens during
  ancestry
- features/quota : Make "quota-deem-statfs" option "on" by \ 
default, when
  quota is  enabled
- cluster/dht: pass a destination subvol to fop2 variants to avoid races.
- cli: Fix incorrect parse logic for volume heal commands
- glusterd: Bump op version and max op version for 3.7.2
- cluster/dht: Don't rely on linkto xattr to find destination subvol
- afr: honour selfheal enable/disable volume set options
- features/shard: Fix incorrect parameter to get_lowest_block()
- libglusterfs: Copy d_len and dict as well into dst dirent
- features/quota : Do unwind if postbuf is NULL
- cluster/ec: Fix incorrect check for iatt differences
- features/shard: Fix issue with readdir(p) fop
- glusterfs.spec.in: python-gluster should be 'noarch'
- glusterd: Bump op version and max op version for 3.7.1
- glusterd: fix repeated connection to nfssvc failed msgs