GlusterFS 3.4.5 consists entirely of bug fixes.

The following changes are included in 3.4.5:

* 2b78933 cluster/dht: Don't do extra unref in dht-migration checks

* 33b6134 doc: Fix peer probe deficiencies

* ecc2194 fuse: fix memory leak in fuse_getxattr()

* b3bf2cf performance/quick-read: Check for iobuf and iobref before unref.

* e311014 nfs: prevent assertion error with MOUNT over UDP