- 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
- fixed the big mouse cursor in OpenGL(3D) graphic mode to get the set color
- fixed the cursor to have the set color and set cursor width in the Legacy(2D) graphic engine
- in Legacy(2D) graphic mode fixed the cursor toggle when the big cursor is activated
- in Legacy(2D) fixed big mouse cursor to snap to the grid
- RELEASE 8.991