cmd/scollector: include data for netbackup catalog backups
cmd/scollector: Don't monitor redis when port is 0

0 means it is using a unix socket, and at the moment I can't think of a reliable way to detect sockets for the instance.
Log/Data File sizes metric should be Bytes not KBytes
Updates to LINQPad codegen script
Add mssql.replica metrics for AG and DBs