whitespace: add missing newlines at the end of files

Change-Id: I00f3515d7124ebb218191a35f8ac019e5a16da8f
mpi: include MPI paths as SYSTEM includes

This avoids warnings on dashboard machines from warnings caused by MPI
headers.

Change-Id: I3dbd8979592b25448e1be8010daea0c84a5ce941
update vtk

Change-Id: I9473cfcc44c120032cc8a4a7ef2d05156d75eb21
cmake: replace PYTHON_INCLUDE_PATH with PYTHON_INCLUDE_DIRS

VTK's FindPythonLibs.cmake removed this (deprecated) variable.

Change-Id: Ie945e26110dcac46c773916ac8573d0fb0cfd634
Merge topic 'update-vtk-20141030' into next

535c1903 cmake: replace PYTHON_INCLUDE_PATH with PYTHON_INCLUDE_DIRS
58dedb20 update vtk
Merge topic 'include-mpi-paths-as-system' into next

eb03ba12 mpi: include MPI paths as SYSTEM includes
70f0c1f5 whitespace: add missing newlines at the end of files