[Code Cleanup] Fixed an instance of variable overwriting in the behavior variables template.  It could change $labels in the global scope.
[Code Cleanup] Virtual Attendant context labels are now sorted properly.
[Virtual Attendants] Public worklist variables now set properly on scheduled behavior.
* [Virtual Attendants/Simulator] When simulating the Virtual Attendant 'Run behavior' and 'Schedule behavior' actions, the simulator output will now show behavior variables being set.
[Virtual Attendant/Simulator] You can click the headings of Virtual Attendant simulator output to expand/collapse the content.  Sometimes this is more usable than scrolling down.