- 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
- the Aperture Table in the Gerber Editor is no longer extended to show all apertures at once
- in Preferences: Excellon, Geometry and CNCJob tabs, updated the UI to the new design
- 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
- added the posibility to export the Geometry in different DXF formats (previously it was hard coded to the AutoCAD 2010): R12, R2000, R2004, R2007, R2010, R2013, R2018
- fixed the camlib.Geometry.bounds() method such that it is calculated correctly for Geometry objects created in the Geometry Editor
- fixed issue in the Excellon Editor where the Space key did not toggle the direction of the array of drills
- combed the application strings all over the app and trimmed them up until those starting with letter 'O'
- updated the translation strings
- Copper Thieving Tool added a new parameter to select what extra geometry to include in the Pattern Plating Mask; added it to the Preferences
- made a wide change on the spinners GUI ranges: from 9999.9999 all values to 10000.0000
- fixed some late issues in Corner Markers Tool new feature (messages)
- upgraded Calculator Tool and added the new parameter is the Preferences
- updated translation strings
- fixed Paint, Isolation and NCC Tools such the translated comboboxes values are now stored as indexes instead of translated words as before
- in Geometry Object made sure that the widgets in the Tool Table gets populated regardless of encountering non-recognizable translated values
- in Paint Tool found a small bug and fixed it
- in Geometry UI finished a very basic way for the Polish feature (this will be upgraded in the future, for now is very rough)
- added some new GUI elements by subclassing some widgets for the dialog pop-ups
- in NCC Tool and Isolation Tool, pressing the shortcut key 'T' will bring the add new tool pop up in which now it is included the button to get the optimal diameter
- in Geometry UI and for Solderpaste Tool replaced the pop up window that is launched when using shortcut key with one that has the context menu translated
- some UI cleanup in the Geometry UI
- added multiple algorithms for path optimization when generating GCode from an Geometry object beside the original Rtree algorithm: TSA, OR-Tools Basic, OR-Tools metaheuristics
- added controls for Geometry object path optimization in Preferences
- 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
