- added a first new example script and added some files to work with
- added a new parameter that will store the home folder of the FlatCAM installation so we can access the example folder
- activated and updated the editing in the Aperture Table in the Gerber Editor; not all parameters can be edited for every type of aperture
- some strings updated
- removed the import of the whole FlatCAMApp file only for the usage of GracefulException
- remove the import of FlatCAMApp and used alternate ways
- optimized the imports in some files
- moved the Bookmarksmanager and ToolDB classes into their own files
- solved some bugs that were not so visible in the Editors and HPGL parser
- split the FlatCAMObj file into multiple files located in the flatcamObjects folder and renamed the contained classes with names more suggestive
- updated the Google Translation for the German language
- removed the import of the whole FlatCAMApp file only for the usage of GracefulException
- remove the import of FlatCAMApp and used alternate ways
- optimized the imports in some files
- moved the Bookmarksmanager and ToolDB classes into their own files
- solved some bugs that were not so visible in the Editors and HPGL parser
- in Excellon UI removed the tools table column for Offset Z and used the UI form parameter
- updated the Excellon Editor to add for each tool a 'data' dictionary
- updated all FlatCAM tools to use the new confirmation message that show if the entered value is within range or outside
- optimized selection of drills in the Excellon Editor
- fixed bugs in multiple selection in Excellon Editor
- fixed selection problems in Gerber Editor
- in Distance Tool, when run in the Excellon or Gerber Editor, added a new option to snap to center of the geometry (drill for Excellon, pad for Gerber)
- modified the ToolDB class and changed some strings
- Preferences classes now have access to the App attributes through app.setup_obj_classes() method
- moved app.setup_obj_classes() upper in the App.__init__()
- added a new Preferences setting allowing to modify the mouse cursor color
- remade the GUI in Preferences -> General grouping the settings in a more clear way
- made available the Jump To function in Excellon Editor
- added a clean_up() method in all the Editor Tools that need it, to be run when aborting using the ESC key
- in Preferences window removed the Import/Export Preferences buttons because they are redundant with the entries in the File -> Menu -> Backup. and added a button to Restore Defaults
- when in Basic mode the Tool type of the tool in the Geometry UI Tool Table after isolating a Gerber object is automatically selected as 'C1'
- let the multiprocessing Pool have as many processes as needed
- added a new Preferences setting allowing a custom mouse line width (to make it thicker or thinner)