+--- 1.3.1 2012/07/03
+
+SocketManager::processEvent returns 1 on EINTR. This changes behavior
+a bit, but ensures that it returns if we receive a signal.
+
+--- 1.3.0 2012/04/25
+
+Add facility to allow a server to close its listener. PDU_Assoc::listen
+with addr=="" stops listener.
+