[[Imported from SVN: r2677]]

[[Imported from SVN: r2676]]

DUNE naming conventions:
levelIndexSet  instead of  levelindexset
leafIndexSet   instead of  leafindexset

and so on

[[Imported from SVN: r2675]]

[[Imported from SVN: r2674]]

[[Imported from SVN: r2673]]

[[Imported from SVN: r2672]]

[[Imported from SVN: r2671]]

[[Imported from SVN: r2670]]

[[Imported from SVN: r2669]]

[[Imported from SVN: r2668]]

[[Imported from SVN: r2667]]

[[Imported from SVN: r2666]]

[[Imported from SVN: r2665]]

[[Imported from SVN: r2664]]

[[Imported from SVN: r2663]]

[[Imported from SVN: r2662]]

[[Imported from SVN: r2661]]

[[Imported from SVN: r2660]]

[[Imported from SVN: r2659]]

[[Imported from SVN: r2658]]

[[Imported from SVN: r2657]]

[[Imported from SVN: r2656]]

[[Imported from SVN: r2655]]

[[Imported from SVN: r2654]]

[[Imported from SVN: r2653]]

Also added DefaultGridPart which gets arbitrary indexset and in future
should also get an IteratorRule.

[[Imported from SVN: r2652]]

[[Imported from SVN: r2651]]

[[Imported from SVN: r2650]]

[[Imported from SVN: r2649]]

work. But no hard test performed yet.

[[Imported from SVN: r2648]]

Also some bug fixes for edge and face numbering.

[[Imported from SVN: r2647]]

Added GlobalId und LocalId set.

[[Imported from SVN: r2646]]

[[Imported from SVN: r2645]]

[[Imported from SVN: r2644]]

there is a method insertElement which does just that.
It really only encapsulates UG's InsertElementFromIDs
method, but it also renumbers the vertices, so now
UG's special way of numbering the hexahedron and
quadrilateral vertices is hidden from the UGGrid user.

[[Imported from SVN: r2643]]

[[Imported from SVN: r2642]]

bug fix in the constructor GaussPoints ()
O[m] should be 1 instead of 2 when m=1

[[Imported from SVN: r2641]]

[[Imported from SVN: r2640]]

[[Imported from SVN: r2639]]

[[Imported from SVN: r2638]]