ref #6913 Remove IEditorInput dependency from polytomous editor input
#5242, #5223 Improve performance of derivate loading and editing
Update ICdmEntitySessionEnabled to no longer extend ICdmChangeListener
Fixes a problem where multiple polytomous key editors could not be opened
Link in PolytomousKeyListEditor is recognizable as such; Added a menu
had to rename the packages to make them compliant with buckminster