com.unity.learn.iet-framework 2.1.0-pre.1 Package Notes

Added support for UI Toolkit masking and highlighting. **Pick Visual Element** functionality can be used to easily pick the wanted visual elements.
Added multiple scene support for tutorials: the first element of **Scenes** list is considered to be the main scene and the rest of scenes are loaded additively.
Added tutorial start-up scene management options: as a new option, it's possible to reuse the currently active scene(s).
`Tutorial`: Added getters and setters for all serialized fields.
Added unit tests back to the package.
Rich text parser: Added `
UI: Added drop shadows to title and subtitle of tutorial category/project cards and tutorial window's header.
Warn user about `TutorialProjectSettings.RestoreDefaultAssetsOnTutorialReload` behavior in all tutorial asset editors if authoring tools are not present.
Added sanitization for tutorial assets' text content so that unprintable control characters, for example, a carriage return, are removed automatically.
Scripting API: Made `TutorialModalWindow` part of the public API of the package. This class can be used to implement welcome/closing dialogs for the tutorial project.

Fixed misplaced unmasking of UI controls on Unity 2021.2.0.
UI: Disabled horizontal scrollbars in all windows.
UI: Fixed unwanted offset in the interactable area of **Back to previous view** button.
Fixed original scenes not being restored correctly when exiting a tutorial which contained multiple scenes.
Fixed original scenes not being restored correctly when exiting a tutorial, when its original state contained multiple scenes.
Fixed memory leak errors ("A Native Collection has not been disposed...") that occurred on Unity 2021.
Fixed undo/redo of tutorial and tutorial page editing not being reflected in the Inspector and **Tutorials** window immediately.
Fixed editing of active tutorial not being reflected in **Tutorials** window after an assembly reload.

com.unity.learn.iet-framework 2.1.0-pre.1