remove all unused typedefs

since this was done in a semi-automatic way compilation for stuff not
used by the non-decoupled tests may be non-functional. I spared the
decoupled stuff because it does not compile ATM so I did not have a
way verify that it still works...

examples/tutorialspatialparameters_coupled.hh

@@ -82,7 +82,6 @@ class TutorialSpatialParametersCoupled: public BoxSpatialParameters<TypeTag> /*@
         dim = Grid::dimension,
         dimWorld = Grid::dimensionworld
     };
-    typedef Dune::FieldVector<Scalar, dim> GlobalPosition;
 
     // Get object types for function arguments
     typedef typename GET_PROP_TYPE(TypeTag, FVElementGeometry) FVElementGeometry;