new monitor hosts rule: local environment monitors just see local machines, other monitors see the nodes from all environments (except local)
One monitor node for non-local environments and one for local environment (Feature #2981), wip

also, use the configured ssh port for every node
monitor connection attempts from disallowed bigcouch node
don't use syslog for nagios log, cause it will clutter logwatch with false-positive warnings
we use logwatch now to check for bigcouch errors
renamed logwatch/couchdb.cfg to logwatch/bigcouch.cfg
added some error checking to logwatch/syslog.cfg
moved logwatch/tapicero.cfg to logwatch/syslog/tapicero.cfg
check syslog for /usr/local/bin/couch-doc-update failures
check syslog for stunnel failures
set /usr/lib/nagios/plugins/check_icmp to setuid root (Feature #5171)
complete nagios monitoring for couchdb (Feature #2175)
nagios monitoring of haproxy nodes (Feature #2657)
nagios: check open files for bigcouch process (Feature #4965)
ignore logwatch pattern for tapicero: 412 Precondition Failed while creating user db (Bug #5168)
ignore logwatch pattern 'sunnel: SSL_shutdown: Connection reset by peer'
check syslog for webapp errors
ignore RoutingErrors that rails throw when it can't handle a url (#5173)
check syslog for 'Undefined' logpattern
ignore valid log patterns from bigcouch.log