FIxed double firing of chat controller

src/main/scala/wow/doge/chatto/ApplicationController.scala

@@ -95,7 +95,8 @@ class ApplicationController extends DefaultWindowController {
   }
 
   def showChatPane(): Unit = onFX {
-    replaceSceneContent(mainViewController, true)
+    replaceSceneContent(mainViewController)
+    mainViewController.showChatController()
   }
 }
 

src/main/scala/wow/doge/chatto/controller/MainViewController.scala

@@ -46,8 +46,12 @@ class MainViewController extends ViewController with LazyLogging {
     //   ContentManager(navigationPane, this, navigationController)
     // statusBarManager = ContentManager(statusPane, this, statusBarController)
     // workspaceManager = ContentManager(workspacePane, this, workspaceController)
-    mainManager = ContentManager(mainPane, this, chatController)
+    mainManager = ContentManager(mainPane, this)
     chatController.chatMainPane.hgrow = Priority.ALWAYS
   }
 
+  def showChatController(): Unit = {
+    mainManager.updatePaneContent(chatController)
+  }
+
 }