Updated Dune to version 2.2.1 and made BEM++ compatible with this version.
Added a #define that turns off a backward compatible feature in Dune
and gets rid of a deprecation warning.
Formatted concrete_grid.hpp better.
Changed verbosity level in python_patch.py from "critical" to "warning".
Added missing files from dune-foamgrid.
Removed unnecessary entries from .gitignore.
Added an uninitialize() method to ConcreteGeometry.
Removed unnecessary includes.
Corrected the Python wrappers of GeometryType (making them finally
compatible with Dune 2.2).
Changed the name of a test.
Eliminated a dynamic_cast from a test (caused problems on Mac).
Changed the way DUNE_COMMON_FIELDVECTOR_SIZE_IS_METHOD is defined.
Merge remote-tracking branch 'origin/master' into dune-2.2
Updated a Python unit test to Dune 2.2.
Merge branch 'master' of https://github.com/bempp/bempp
Merge branch 'dune-2.2'