[table view] some new table view enhancements
* rewrite entiy table view column renderers to use default_* methods instead
of lambda so that column_renderers may be properly deep-copied
* new RelatedEntitiesColRenderer
* default addcount to false on RelatedEntityColRenderer
* more doc
%(distname)s (0.1.0-1) unstable; urgency=low
* initial release
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