Python path fix
Insert the ParaView python dir at the beginning of the python path in the prelude, instead of at the end. This prevent the path to be shadowed by a VTK or ParaView installation system-wide.
Insert the ParaView python dir at the beginning of the python path in the prelude, instead of at the end. This prevent the path to be shadowed by a VTK or ParaView installation system-wide.