more fussing with opencv.  pkg-config is fine unless you have more than one version to play with.  so back to the original way.
more fussing with opencv.  pkg-config is fine unless you have more than
one version to play with.  so back to the original way.

cmusatyalab/diamond-core-filters,cmusatyalab/diamond-core-filters,cmusatyalab/diamond-core-filters