added more GC.Collect()

Vocaluxe/Base/CDataBase.cs

@@ -51,6 +51,7 @@ namespace Vocaluxe.Base
             InitHighscoreDB();
             InitCoverDB();
             InitCreditsRessourcesDB();
+            GC.Collect();
         }
 
         #region Highscores
@@ -1242,6 +1243,7 @@ namespace Vocaluxe.Base
             {
                 _TransactionCover.Commit();
                 _TransactionCover = null;
+                GC.Collect();
             }
         }
 

Vocaluxe/Base/CSongs.cs

@@ -1048,6 +1048,9 @@ namespace Vocaluxe.Base
                     STexture texture = song.CoverTextureSmall;
                     song.CoverTextureBig = texture;
                     _CoverLoadIndex++;
+
+                    if (i % 100 == 0)
+                        GC.Collect();
                 }
 
                 _CoverLoaded = true;