minor cleanup 2
minor cleanup 2

ddebrunner/streamsx.topology,IBMStreams/streamsx.topology,IBMStreams/streamsx.topology,IBMStreams/streamsx.topology,IBMStreams/streamsx.topology,ddebrunner/streamsx.topology,ddebrunner/streamsx.topology,ddebrunner/streamsx.topology,ddebrunner/streamsx.topology,IBMStreams/streamsx.topology,ddebrunner/streamsx.topology,IBMStreams/streamsx.topology,IBMStreams/streamsx.topology,ddebrunner/streamsx.topology