Core port - Targeting .NET Core 3.1!

Core port - Updated projects to new project layout
Core port - Changed the way devices are identified to be consistent across different frameworks
Core port - Updated plugin system to no longer use AppDomain but AssemblyLoadContext (through McMaster.NETCore.Plugins)
Core port - Renamed a few events to keep Fody from getting confused

src/Artemis.UI/Screens/Module/ProfileEditor/LayerProperties/LayerPropertiesViewModel.cs

@@ -43,7 +43,7 @@ namespace Artemis.UI.Screens.Module.ProfileEditor.LayerProperties
             PropertyTimeline = propertyTimelineVmFactory.Create(this);
 
             PopulateProperties(_profileEditorService.SelectedProfileElement, null);
-            _profileEditorService.SelectedProfileElementChanged += (sender, args) => PopulateProperties(args.ProfileElement, args.PreviousProfileElement);
+            _profileEditorService.ProfileElementSelected += (sender, args) => PopulateProperties(args.ProfileElement, args.PreviousProfileElement);
             _profileEditorService.CurrentTimeChanged += ProfileEditorServiceOnCurrentTimeChanged;
         }