[[Imported from SVN: r4128]]

of the LeafIndexSet. Also GlobalIdSet inherits from
IdSetDefaultImplementation.

[[Imported from SVN: r4127]]

Also inherited from IdSetDefaultImplemenation.

[[Imported from SVN: r4126]]

be implemented using the Entities method entity and the method id.

[[Imported from SVN: r4125]]

[[Imported from SVN: r4124]]

[[Imported from SVN: r4123]]

[[Imported from SVN: r4122]]

[[Imported from SVN: r4121]]

[[Imported from SVN: r4120]]

PanTypeIndexSet has been removed.  I will recycle the code for
some tests for the MultipleCodimMultipleGeometryMapper.
Right now everything is disabled, though.

[[Imported from SVN: r4119]]

[[Imported from SVN: r4118]]

[[Imported from SVN: r4117]]

[[Imported from SVN: r4116]]

[[Imported from SVN: r4115]]

[[Imported from SVN: r4114]]

[[Imported from SVN: r4113]]

[[Imported from SVN: r4112]]

[[Imported from SVN: r4111]]

SurfaceElement().  Thus it should work even for curved
quadrilateral elements.  But to be honest I didn't actually
test that.

This fixes Bug 71

[[Imported from SVN: r4110]]

[[Imported from SVN: r4109]]

[[Imported from SVN: r4108]]

[[Imported from SVN: r4107]]

NewGeometryType is still existent as a typedef.

[[Imported from SVN: r4106]]

[[Imported from SVN: r4105]]

also check GridInterface when grid is interpreted as
GridDefaultImplementation.

[[Imported from SVN: r4104]]

[[Imported from SVN: r4103]]

[[Imported from SVN: r4102]]

disabled the test for sub{Local|Global}Id<1> because I am not sure whether that feature is actually required by our interface specification

[[Imported from SVN: r4101]]

[[Imported from SVN: r4100]]

[[Imported from SVN: r4099]]

removed. But low severity.

[[Imported from SVN: r4098]]

capabiltities.

Also added MakeableInterfaceObject class which can create InterfaceObjects
like Entity. this is used to get rid of the MakeableEnttiy,
MakeableGeometry everywhere, but oone also can use the MakeableEntity
strategy as before. This finishes Task #63.

[[Imported from SVN: r4097]]

[[Imported from SVN: r4096]]

[[Imported from SVN: r4095]]

[[Imported from SVN: r4094]]

[[Imported from SVN: r4093]]

mkae it compile again.

[[Imported from SVN: r4092]]

[[Imported from SVN: r4091]]

[[Imported from SVN: r4090]]

[[Imported from SVN: r4089]]