pvl.hosts: rename Host.ip -> Host.ip4; support instanced ip.foo = ... for foo.host A .... sub-labels
#!/bin/bash
# absolute path to directory with etc/ and var/
SRV=${SRV:-$(pwd)}
# path (relative to $SRV) to directory with bin/
OPT=${OPT:-./opt}
# path (relative to $SRV) to lib/ directory with pvl/
LIB=${LIB:-./lib}
. $LIB/pvl/hosts/update.sh