- working on Milling Tool and Drilling Tool: made sure that the plugin UI is initialized only when the plugin (Tool) is run in order to avoid errors like (wrapped C++ objects was deleted)
- for all the plugins optimized the plugin name
- renamed the app to FlatCAM Evo in order to make a difference from FlatCAM app which follows its own path
- modified the splash image to reflect the new naming of the app
- modified some of the documents (License, Readme) in the app to reflect the actual reality in 2021
- 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 the Tcl Command AlignDrillGrid
- fixed the Tcl COmmand Panelize, Excellon panelization section
- Fixed an issue in Tool Calibration export_excellon method call
- PEP8 corrections all over the app
- fixed shortcut keys for a number of functionality and in some cases added some new
- fixed the enable/disable all plots functionality
- fixed issue with the app window restored in a shifted position after doing Fullscreen
- fixed issue with coords, delta_coords and status toolbars being disabled when entering fullscreen mode and remaining disabled after restore to normal mode
- 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
