toggling slices only in maingl 2

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What steps will reproduce the problem?
1.loading a functional dataset
2.creating an isosurface
3.trying to show only the isosurface in maingl1 and only the slices in maingl 2

What is the expected output? What do you see instead?
whenever i toggle the slices they switch on and off for both views (though i 
try ctrl+klick the toolbar buttons)

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Original issue reported on code.google.com by [email protected] on 15 Nov 2013 at 12:32