reporting: @graph: if shading, move to bottom

matlab/reports/@graph/createGraph.m

@@ -85,8 +85,11 @@ if ~isempty(o.shade)
 
     % From ShadePlotForEmpahsis (Matlab Exchange)
     % use patch bc area doesn't work with matlab2tikz
-    patch([repmat(x1, 1, 2) repmat(x2, 1, 2)], ...
-          [yrange fliplr(yrange)], 'b', 'FaceAlpha', .2);
+    sh = patch([repmat(x1, 1, 2) repmat(x2, 1, 2)], ...
+               [yrange fliplr(yrange)], 'b', 'FaceAlpha', .2);
+    children =get(gca(), 'children');
+    children = [children(2:end); sh];
+    set(gca(), 'children', children);
 end
 
 set(gca,'XTick', x);