Worked around intermittent connection failures in ListenerTest
Worked around intermittent connection failures in ListenerTest

Simulator sometimes gets weird failures trying to connect to a Bonjour
hostname, where both client and listener simultaneously get connection-
failed errors (-61 or -9806.) Workaround is to substitute localhost in
the listener URL.

gotmyjobs/couchbase-lite-ios,couchbase/couchbase-lite-ios,gotmyjobs/couchbase-lite-ios,amco/couchbase-lite-ios,couchbase/couchbase-lite-ios,brendand/couchbase-lite-ios,lordkev/couchbase-lite-ios,brendand/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,lordkev/couchbase-lite-ios,amco/couchbase-lite-ios,lordkev/couchbase-lite-ios,amco/couchbase-lite-ios,amco/couchbase-lite-ios,gotmyjobs/couchbase-lite-ios,couchbase/couchbase-lite-ios,amco/couchbase-lite-ios,lordkev/couchbase-lite-ios,gotmyjobs/couchbase-lite-ios,brendand/couchbase-lite-ios,brendand/couchbase-lite-ios,brendand/couchbase-lite-ios,amco/couchbase-lite-ios,couchbase/couchbase-lite-ios,amco/couchbase-lite-ios