Update service - Removed option to install updates without asking

Modules - Decrease CPU usage for activation requirements check by using a centralized service
Devices - Reload provider when unloading a layout

src/Artemis.UI/Screens/ProfileEditor/ProfileTree/ProfileTreeView.xaml

@@ -15,6 +15,15 @@
              d:DataContext="{d:DesignInstance {x:Type profileTree1:ProfileTreeViewModel}}">
     <materialDesign:DialogHost IsTabStop="False" Focusable="False" Identifier="ProfileTreeDialog" DialogTheme="Inherit">
         <Grid>
+            <Grid.Resources>
+                <DataTemplate x:Key="ElementDragTemplate" DataType="{x:Type treeItem:TreeItemViewModel}">
+                    <Border Background="{DynamicResource MaterialDesignTextFieldBoxHoverBackground}"
+                            Padding="10"
+                            CornerRadius="4">
+                        <TextBlock Text="{Binding ProfileElement.Name}" VerticalAlignment="Center" Foreground="{DynamicResource MaterialDesignBody}" />
+                    </Border>
+                </DataTemplate>
+            </Grid.Resources>
             <Grid.RowDefinitions>
                 <RowDefinition Height="Auto" />
                 <RowDefinition Height="*" />
@@ -33,7 +42,10 @@
                       dd:DragDrop.IsDragSource="True"
                       dd:DragDrop.IsDropTarget="True"
                       dd:DragDrop.DropHandler="{Binding}"
-                      ContextMenuOpening="{s:Action ContextMenuOpening}">
+                      dd:DragDrop.DragAdornerTemplate="{StaticResource ElementDragTemplate}"
+                      ContextMenuOpening="{s:Action ContextMenuOpening}"
+                      PreviewMouseDown="{s:Action TreeViewPreviewMouseDown}"
+                      PreviewMouseUp="{s:Action TreeViewPreviewMouseUp}">
                 <TreeView.InputBindings>
                     <KeyBinding Key="F2" Command="{s:Action RenameElement}" s:View.ActionTarget="{Binding SelectedTreeItem}" />
                     <KeyBinding Key="Delete" Command="{s:Action DeleteElement}" s:View.ActionTarget="{Binding SelectedTreeItem}" />
@@ -83,7 +95,7 @@
                     </ContextMenu>
                 </TreeView.ContextMenu>
                 <b:Interaction.Behaviors>
-                    <behaviors:TreeViewSelectionBehavior SelectedItem="{Binding SelectedTreeItem}" />
+                    <behaviors:TreeViewSelectionBehavior SelectedItem="{Binding SelectedTreeItem, IsAsync=True}" />
                 </b:Interaction.Behaviors>
                 <TreeView.Resources>
                     <HierarchicalDataTemplate DataType="{x:Type treeItem:FolderViewModel}" ItemsSource="{Binding Items}">

src/Artemis.UI/Screens/ProfileEditor/ProfileTree/ProfileTreeViewModel.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Linq;
 using System.Windows;
+using System.Windows.Input;
 using Artemis.Core;
 using Artemis.UI.Ninject.Factories;
 using Artemis.UI.Screens.ProfileEditor.ProfileTree.TreeItem;
@@ -15,6 +16,7 @@ namespace Artemis.UI.Screens.ProfileEditor.ProfileTree
     {
         private readonly IProfileEditorService _profileEditorService;
         private readonly IProfileTreeVmFactory _profileTreeVmFactory;
+        private bool _draggingTreeView;
         private TreeItemViewModel _selectedTreeItem;
         private bool _updatingTree;
 
@@ -33,16 +35,25 @@ namespace Artemis.UI.Screens.ProfileEditor.ProfileTree
             {
                 if (_updatingTree) return;
                 if (!SetAndNotify(ref _selectedTreeItem, value)) return;
+                if (_draggingTreeView) return;
 
-                if (value != null && value.ProfileElement is RenderProfileElement renderElement)
-                    _profileEditorService.ChangeSelectedProfileElement(renderElement);
-                else
-                    _profileEditorService.ChangeSelectedProfileElement(null);
+                ApplySelectedTreeItem();
             }
         }
 
         public bool CanPasteElement => _profileEditorService.GetCanPasteProfileElement();
 
+        public void TreeViewPreviewMouseDown(object sender, MouseButtonEventArgs e)
+        {
+            _draggingTreeView = true;
+        }
+
+        public void TreeViewPreviewMouseUp(object sender, MouseButtonEventArgs e)
+        {
+            _draggingTreeView = false;
+            ApplySelectedTreeItem();
+        }
+
         protected override void OnInitialActivate()
         {
             Subscribe();
@@ -55,6 +66,14 @@ namespace Artemis.UI.Screens.ProfileEditor.ProfileTree
             base.OnClose();
         }
 
+        private void ApplySelectedTreeItem()
+        {
+            if (_selectedTreeItem != null && _selectedTreeItem.ProfileElement is RenderProfileElement renderElement)
+                _profileEditorService.ChangeSelectedProfileElement(renderElement);
+            else
+                _profileEditorService.ChangeSelectedProfileElement(null);
+        }
+
         private void CreateRootFolderViewModel()
         {
             _updatingTree = true;
@@ -64,7 +83,7 @@ namespace Artemis.UI.Screens.ProfileEditor.ProfileTree
                 ActivateItem(null);
                 return;
             }
-            
+
             ActiveItem = _profileTreeVmFactory.FolderViewModel(folder);
             _updatingTree = false;
         }