Loading translation data for all the plugin files, not only for the first one
Merge remote-tracking branch 'lazydev/master'
improved book window layout
Operations widget height fix and abort button feature.  Successfully
tested resizing of Operations QDockWidget for multiple concurrent
operations.
Merge remote-tracking branch 'graffy76/master'
removed a redundant function call
fixed another case handling problem
added add-on global variables in the same way add-on GMSTs were added
update NpcAnimation inventory reference on cell change
fix invalid SceneNode pointer on cell change