The default OpenGL ortho matrix looks down the negative Z axis, not

the positive one.

I could have fixed this by reversing them at the glOrtho call, but I figured
it'd be cleaner to just switch these.  It also makes it match the 3d projection.

stepmania/src/LifeMeterBar.cpp

@@ -54,7 +54,7 @@ public:
 		bool bExtra = GAMESTATE->IsExtraStage()||GAMESTATE->IsExtraStage2();
 
 		m_quadMask.SetDiffuse( RageColor(0,0,0,0) );
-		m_quadMask.SetZ( -1 );
+		m_quadMask.SetZ( 1 );
 
 		CString sGraphicPath;