Add FOV slider for spherical render methods

Before uploading to YouTube, convert all spherical non-mp4 files to mp4 to be able to inject metadata
Properly re-throw errors during the rendering pipeline

src/main/java/com/replaymod/render/gui/GuiExportFailed.java

@@ -93,7 +93,9 @@ public class GuiExportFailed extends GuiScreen {
                     oldSettings.isStabilizePitch(),
                     oldSettings.isStabilizeRoll(),
                     oldSettings.getChromaKeyingColor(),
-                    oldSettings.isInject360Metadata(),
+                    oldSettings.getSphericalFovX(),
+                    oldSettings.getSphericalFovY(),
+                    oldSettings.isInjectSphericalMetadata(),
                     oldSettings.getAntiAliasing(),
                     oldSettings.getExportCommand(),
                     oldSettings.getEncodingPreset().getValue(),