- fixed some outstanding issues from the PyQt6 port
- PEP8 fixes
- minor fixes
- updated the saving of Preferences to update the self.options too: the `Apply` action will update the self.options but the `Save` action will save the updated preferences to the file on disk
- In Paint Plugin fixed the Area select mode to work with Geometry object created by the Geometry Editor
- in Paint Plugin some changes in the way the source object is autoloaded
- in Paint, NCC and Cutout Plugins when using a mode that require to be terminated (by mouse RMB or ESC key) the notebook UI element is disabled until this is done
- trying to separate the Preferences settings from App init and to make them dependent on the self.defaults dictionary
- updated the language strings from the source
- fixed the issue with factory_defaults being saved every time the app start
- fixed the preferences not being saved to a file when the Save button is pressed in Edit -> Preferences
- fixed and updated the Transform Tools in the Editors
