Merge pull request #109 from 9seconds/logger-names

Add more granular names to connection loggers

wrappers/stream/conn.go

 	).Named("conn")
 
 	if purpose == connPurposeClient {
-		logger = logger.With("connection_id", connID.String())
+		logger = logger.Named("client").With("connection_id", connID.String())
+	} else {
+		logger = logger.Named("telegram")
 	}
 
 	return &wrapperConn{