Change ScreenOptionsSound-Version to 2 and added changelog.

Output/Themes/Ambient/Screens/ScreenOptionsSound.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <root>
   <ScreenOptionsSound>
-    <ScreenVersion>1</ScreenVersion>
+    <ScreenVersion>2</ScreenVersion>
     <Background1>
       <!--<Type>: Background type: None, Color, Texture, Video-->
       <Type>Video</Type>
@@ -394,4 +394,4 @@
       <NumVisible>1</NumVisible>
     </SelectSlideBackgroundMusicSource>
   </ScreenOptionsSound>
-</root>
+</root>

Vocaluxe/Screens/CScreenOptionsSound.cs

@@ -12,7 +12,7 @@ namespace Vocaluxe.Screens
     class CScreenOptionsSound : CMenu
     {
         // Version number for theme files. Increment it, if you've changed something on the theme files!
-        const int ScreenVersion = 1;
+        const int ScreenVersion = 2;
 
         private const string SelectSlideBackgroundMusic = "SelectSlideBackgroundMusic";
         private const string SelectSlideBackgroundMusicVolume = "SelectSlideBackgroundMusicVolume";