add dancing character support, option to enable

stepmania/src/Background.cpp

@@ -418,6 +418,9 @@ void Background::Update( float fDeltaTime )
 		}
 	}
 	
+	if( PREFSMAN->m_bShowDancingCharacters )
+		m_DancingCharacters.Update( fDeltaTime );
+
 	m_quadBGBrightness.Update( fDeltaTime );
 }
 
@@ -437,6 +440,9 @@ void Background::DrawPrimitives()
 			m_pFadingBGA->Draw();
 	}
 
+	if( PREFSMAN->m_bShowDancingCharacters )
+		m_DancingCharacters.Draw();
+
 	m_quadBGBrightness.Draw();
 	for( int i=0; i<4; i++ )
 		m_quadBorder[i].Draw();