updates to the hierarchies with significant reoranization, still need to deal with the old global namespace issues, probably by adding a factory for making nodes for a specific tree that have access to the source data at the class level
updates to the hierarchies with significant reoranization, still need to deal with the old global namespace issues, probably by adding a factory for making nodes for a specific tree that have access to the source data at the class level

tgbugs/pyontutils,tgbugs/pyontutils,tgbugs/pyontutils,tgbugs/pyontutils