Add to configure bind_ip on the storage nodes

The bind_ip under [DEFAULT] section of account-server.conf,
container-server.conf,object-server.conf files under /etc/swift of the
storage nodes need to be changed to the STORAGE_LOCAL_NET_IP.

Change-Id: Icfb92294466d5f38ae5abc80e2e6165802aec58f
Closes-Bug: #1364268
Merge "Add to configure bind_ip on the storage nodes"