Correct "Unable to connect" error message so it makes sense for IPv6 addresses. (was host:port, now reports [host]:port)
Correct "Unable to connect" error message so it makes sense for IPv6
addresses. (was host:port, now reports [host]:port)


git-svn-id: a387e899ed10e03ab636af3ac21b4488e15ce2f7@953 a2d82226-602c-0410-bba7-e51b83dd10d2

perfsonar/owamp,perfsonar/owamp,perfsonar/owamp