some bug fixes

-Fixed support for Origin v. 2019-2021.

-Add Corrosion analysis.

New support for export to Origin 2021.

Update of IR-compensation

Step function now creates two graphs per default.

Minor fixes

Some minor updates.

Improved support for ECi240.

Support for more file types with EC4 Convert.

New support for export to EC4 Plot

Data treat windows can now be maximized.

Fix issue that the program did not fully stop at quit.

New shortcut buttons.
Shortcuts to tutorial videos.