added copy_vertex_map
added init() for segmentation, added non-const get_segment(), added add-element-to-segment/segments methods
added oeprator= and copy constructor for segmented_mesh
Merge branch 'master' into devel
added forwards for inserter() function
code cleanup
moved copy_segmentation to segmentation.hpp
added unpack functor for accessor/field
code cleanup
Merge branch 'master' into devel
added unpack functor to accessors
added bounding box for meshes, added mesh_size() function
added mesh_type and segmentation_type typedefs, made *_*_field() methods const
added tolerance, added copy_element method in vertex_copy_map
Added neper .tess file reader
using tolerance
faster operator= (but only cell copying)
fixed header
fixed depndencies (header)
fixed header