Merged in rtmp-dial-error-close (pull request #149)

Removed incorrect Close upon Dial error.

Approved-by: kortschak <dan@kortschak.io>
Approved-by: Alan Noble <anoble@gmail.com>

revid/senders.go

@@ -273,7 +273,6 @@ func newRtmpSender(url string, timeout uint, retries int, log func(lvl int8, msg
 			break
 		}
 		log(logger.Error, err.Error())
-		conn.Close()
 		if n < retries-1 {
 			log(logger.Info, pkg+"retry rtmp connection")
 		}