Ticket 48957 - Update repl-monitor to handle new status messages
Bug Description: The replication agreement status messages have changed,
and the repl-monitor script was not updated to reflect
these changes. This lead to the html report incorrectly
color coding a successfull status.
Fix Description: Update the script to ignore "Error (0)"
https://fedorahosted.org/389/ticket/48957
Reviewed by: mreynolds (one line commit rule)
(cherry picked from commit 32ee33b2222a9bbc0657ceb912ca3fa74ee27dcc)