feat: add initial People Playground mod development kit

extracted_wiki_content/internalReference/invisibleoptionincontextmenu.txt

@@ -0,0 +1,17 @@
+URL: https://wiki.studiominus.nl/internalReference/InvisibleOptionInContextMenu.html
+Title: People Playground Modding - InvisibleOptionInContextMenu
+==================================================
+
+public class InvisibleOptionInContextMenu
+Inherits MonoBehaviour
+Adds a button to the context menu that can toggle the PhysicalBehaviour's sprite renderer
+Fields
+public bool Invisible
+No description provided
+
+public bool VisibleInDetailView
+Should it be visible in detail view anyway?
+
+Methods
+public void UpdateVisibility()
+No description provided