[Paraview] Multiple input port filters: cannot set the second input

[Utkarsh Ayachit]

> I can reproduce the behaviour Jérôme described with some of my nightly builds.
> Load the state attached, select RandomVectors and apply
> StreamTracerWithCustomSource filter. As Source try to select the PointSource.
> The GUI won't let you select it. Happens with a 32bit Linux build, a 64bit Linux
> build. Not with a Solaris SPARC build, though.

Thanks for the state file. I've committed a fix for this issue.

/cvsroot/ParaView3/ParaView3/Qt/Components/pqPipelineModel.cxx,v  <--
Qt/Components/pqPipelineModel.cxx
new revision: 1.30; previous revision: 1.29

Utkarsh