- the application now uses only the default values from the app.options dict, the app.defaults dict holds the definitive default values

- 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

appPlugins/ToolReport.py

@@ -171,7 +171,7 @@ class ObjectReport(AppTool):
         font = QtGui.QFont()
         font.setBold(True)
 
-        p_color = QtGui.QColor("#000000") if self.app.defaults['global_gray_icons'] is False \
+        p_color = QtGui.QColor("#000000") if self.app.options['global_gray_icons'] is False \
             else QtGui.QColor("#FFFFFF")
 
         # main Items categories