These are changes to make compatible with the latest Elemental trunk.
This required changing the include paths to the new elemental layout and
renaming ResizeTo to Resize. I ended up having some of Clique's
ResizeTo's changed to Resize's, but I do not think I caught them all.
Also the examples did not have NestedDissection ifdef'd for parmetis.
Since we are interested in building without parmetis, the ifdef's were