Expose the item_tasks models as public properties
Expose the item_tasks models as public properties

Many use cases of the item_tasks configuration panels requires the
parent view to attach to events on its associated widget models.
This exposes those models publically as well as removing some
private attributes that were never actually used.

kotfic/girder,data-exp-lab/girder,adsorensen/girder,kotfic/girder,RafaelPalomar/girder,Xarthisius/girder,Kitware/girder,adsorensen/girder,Kitware/girder,data-exp-lab/girder,RafaelPalomar/girder,Xarthisius/girder,adsorensen/girder,girder/girder,girder/girder,RafaelPalomar/girder,Kitware/girder,RafaelPalomar/girder,kotfic/girder,manthey/girder,manthey/girder,jbeezley/girder,kotfic/girder,adsorensen/girder,data-exp-lab/girder,Xarthisius/girder,adsorensen/girder,jbeezley/girder,kotfic/girder,Kitware/girder,girder/girder,Xarthisius/girder,Xarthisius/girder,girder/girder,jbeezley/girder,jbeezley/girder,manthey/girder,data-exp-lab/girder,data-exp-lab/girder,manthey/girder,RafaelPalomar/girder