Sidebar - Refactored category VM to fix all issues with it I could find

Sidebar - Streamlined design
Sidebar - Increase width on wide window sizes
Profile editor - Implement File and Help menus

src/Artemis.UI/Screens/ProfileEditor/Panels/StatusBar/StatusBarView.axaml

@@ -8,13 +8,13 @@
              x:Class="Artemis.UI.Screens.ProfileEditor.StatusBar.StatusBarView">
     <UserControl.Styles>
         <Style Selector="Border.status-message-border">
-            <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrush}"></Setter>
-            <Setter Property="BorderThickness" Value="1 0 0 0"></Setter>
-            <Setter Property="Margin" Value="5 2 0 2"></Setter>
+            <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrush}" />
+            <Setter Property="BorderThickness" Value="1 0 0 0" />
+            <Setter Property="Margin" Value="5 2 0 2" />
             <Setter Property="Transitions">
                 <Setter.Value>
                     <Transitions>
-                        <DoubleTransition Property="Opacity" Duration="0.2"></DoubleTransition>
+                        <DoubleTransition Property="Opacity" Duration="0.2" />
                     </Transitions>
                 </Setter.Value>
             </Setter>
@@ -47,6 +47,6 @@
                 Maximum="350"
                 Width="319"
                 Value="{Binding PixelsPerSecond}"
-                HorizontalAlignment="Right"/>
+                HorizontalAlignment="Right" />
     </Grid>
 </UserControl>

src/Artemis.UI/Screens/ProfileEditor/Panels/StatusBar/StatusBarView.axaml.cs

@@ -1,18 +1,17 @@
 using Avalonia.Markup.Xaml;
 using Avalonia.ReactiveUI;
 
-namespace Artemis.UI.Screens.ProfileEditor.StatusBar
-{
-    public partial class StatusBarView : ReactiveUserControl<StatusBarViewModel>
-    {
-        public StatusBarView()
-        {
-            InitializeComponent();
-        }
+namespace Artemis.UI.Screens.ProfileEditor.StatusBar;
 
-        private void InitializeComponent()
-        {
-            AvaloniaXamlLoader.Load(this);
-        }
+public class StatusBarView : ReactiveUserControl<StatusBarViewModel>
+{
+    public StatusBarView()
+    {
+        InitializeComponent();
     }
-}
+
+    private void InitializeComponent()
+    {
+        AvaloniaXamlLoader.Load(this);
+    }
+}