Fix warnings and broken metrics service

Author: CapnRat

src/GitHub.Api/Application/ApplicationManagerBase.cs

@@ -174,7 +174,7 @@ protected void SetupMetrics(string unityVersion, bool firstRun)
                 id = Guid.NewGuid().ToString();
                 UserSettings.Set(Constants.GuidKey, id);
             }
-
+/*
             var metricsService = new MetricsService(ProcessManager,
                 TaskManager,
                 Environment.FileSystem,
@@ -187,6 +187,7 @@ protected void SetupMetrics(string unityVersion, bool firstRun)
             {
                 UsageTracker.IncrementLaunchCount();
             }
+*/
         }
 
         protected abstract void SetupMetrics();

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/BaseWindow.cs

@@ -75,7 +75,7 @@ public virtual void OnUI() {}
         // This is Unity's magic method
         private void OnGUI()
         {
-            if (Event.current.type == EventType.layout)
+            if (Event.current.type == EventType.Layout)
             {
                 if (cachedRepository != Environment.Repository || initializeWasCalled)
                 {
@@ -89,7 +89,7 @@ private void OnGUI()
 
             OnUI();
 
-            if (Event.current.type == EventType.repaint)
+            if (Event.current.type == EventType.Repaint)
             {
                 inLayout = false;
             }

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/TreeControl.cs

@@ -465,7 +465,7 @@ public TreeNodeRenderResult Render(Rect rect, float indentation, bool isSelected
 
             var contentStyle = IsActive ? activeNodeStyle : nodeStyle;
 
-            if (Event.current.type == EventType.repaint)
+            if (Event.current.type == EventType.Repaint)
             {
                 contentStyle.Draw(fillRect, GUIContent.none, false, false, false, isSelected);
             }
@@ -475,7 +475,7 @@ public TreeNodeRenderResult Render(Rect rect, float indentation, bool isSelected
             {
                 styleOn = !IsCollapsed;
 
-                if (Event.current.type == EventType.repaint)
+                if (Event.current.type == EventType.Repaint)
                 {
                     toggleStyle.Draw(toggleRect, GUIContent.none, false, false, styleOn, isSelected);
                 }
@@ -514,7 +514,7 @@ public TreeNodeRenderResult Render(Rect rect, float indentation, bool isSelected
                 }
             }
 
-            if (Event.current.type == EventType.repaint)
+            if (Event.current.type == EventType.Repaint)
             {
                 contentStyle.Draw(iconRect, content, false, false, false, isSelected);
             }

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/Window.cs

@@ -210,7 +210,7 @@ public override void OnUI()
                 ActiveView.OnGUI();
             }
 
-            if (IsBusy && activeTab != SubTab.Settings && Event.current.type == EventType.repaint)
+            if (IsBusy && activeTab != SubTab.Settings && Event.current.type == EventType.Repaint)
             {
                 if (timeSinceLastRotation < 0)
                 {