Technical notes and bug fixes

we added the images of wrongly entered answers in the test review for the accounting exercise types

we fixed a bug where drag and drop would not work in the full-screen test mode

we added cas logs for exercise-type strategy

we maximized the number of feedback rules that can be created to 98 to avoid issues

we expanded the explode variable functionality to support lists of multiple lines as well

we fixed a bug where chapter labels got saved as sub-chapter labels

we fixed a bug where the GeoGebra would not load in the solution of an essay exercise

we improved the Swedish translations for teachers

we fixed a bug that occurred when multiple applets on the same screen could influence each other

we added a more detailed error message TextNotUpdated to the author/change_text endpoint