Qt6 (#669)

* update qt6 upgrade progress

* add flawed addition for QRenderTarget and link needed libs

* update to better logging format

* move many assets and qml files into qrc

* get rid of deprecation messages

* remove additional deprecation notices

* make Qt6 finally render on desktop with some progress on vr

* initialize QRhi with QQuickRenderControl

* use default values to stop SegFaults

* fix compilation on windows

* add windows files for aiding in running exe

* fix formatting of testing qt.conf

* first attempt on using textures instead of files in AudioTabController

* Fix public/private access issue

---------

Co-authored-by: RTUnreal <unreal@rtinf.net>

src/openvr/ivrinput_manifest.h

@@ -1,6 +1,7 @@
 #pragma once
 #include <openvr.h>
-#include <easylogging++.h>
+#include <QtLogging>
+#include <QtDebug>
 #include "../utils/paths.h"
 
 namespace input
@@ -19,8 +20,8 @@ public:
 
         if ( !actionManifestPath.has_value() )
         {
-            LOG( ERROR ) << "Could not find action manifest. Action manifests "
-                            "not initialized.";
+            qCritical() << "Could not find action manifest. Action manifests "
+                           "not initialized.";
             return;
         }
 
@@ -29,8 +30,8 @@ public:
         auto error = vr::VRInput()->SetActionManifestPath( validManifestPath );
         if ( error != vr::EVRInputError::VRInputError_None )
         {
-            LOG( ERROR ) << "Error setting action manifest path: "
-                         << validManifestPath << ". OpenVR Error: " << error;
+            qCritical() << "Error setting action manifest path: "
+                        << validManifestPath << ". OpenVR Error: " << error;
         }
     }