MPS-18284 Wrong "create aspect" menu on an empty editor tab
MPS-18431 Invoke "add aspect action" on empty aspect tab disables it permanently
MPS-18316 can't add a geerator as dependency when it is already added as "extends"
Initial support for adding MPS facet to modules before java import
MPS-18343 implement modules chooser dialog
MPS-18343 add facet to used modules
update copyright