[Paraview] VTK version

[François Bissey]

> It is 5.6.0 + some additional patches as VTK 5.6.0 was released before
> ParaView 3.8.0 was finished. If you checkout the VTK release branch. The
> commit ParaView 3.8.0 used was:
> 
> 8b2449871dca83d542cc7d8093da5fee3c70ebb1
> 
> Author: Dave DeMarle <dave.demarle at kitware.com>  2010-05-19 14:25:56
> Committer: David Partyka <dave.partyka at kitware.com>  2010-05-21 08:59:24
> Parent: 33a0bc981c98fc81bc5351ad27ad018e9cdc6dc1 (STYLE: Remove tabs.)
> Child:  9fcf02d503c6fb13fa5104deb3956a77ff079a3a (COMP:
> SetNumberOfHistogramBins(int*) missing definition, added)
> Branches: release, remotes/origin/release
> Follows: v5.6.0
> Precedes:
> 
>     Take timestamps of key portions of parallel rendering algorithm.
> 
Is there an easy to get the diff between the released vtk-5.6.0 and
and the branch used in paraview-3.8.0?

Francois