Working on brand new paraview-superbuild for linux binaries.
Adding support for more dependencies.
Adding more dependencies.
Added steps to build ParaView.
HACK: Fixing HDF5 include path issue.
Fix Qt rules.
Added support to pass enviroment during configure and build steps.
Adding lots of customizations.
Fixed a couple of issues.

* PVExternalProject(..) wasn't passing call to ExternalProject
  correctly when no environment was specified. fixed that.
* Install step was totally broken. None of the the packages built
  were installing themselves. fixed that.
fontconfig was not using correct freetype.
Confirm LGPL license automatically.
fix install command.
Added build error comment.
Added support for mpich2
Fix more issues.

* Help ParaView location freetype.
* Build PNG with required "features"
disable Manta for now.

It's needs odd variables to be configured. I'll do that later.
Added support for mesa.
Added mechanism to provide platform specific config files.
Updated comments
Working on bundling.