

changes in 0.10
---------------
- timeout on descent
- draw_dependencies

- sidecubes: cubes stemming from other branches are store as side-cube 
- ascent return sequence
- bugfix vcube.copy_g



changes in 0.9.5
----------------

- bugfix aggregation: change labels on aggregator-dim only
- do not peel (singleton) cubes from s-ancestores or t-successors, rather use get_value(s)
  