Dan Carr <dcarr@voxel.galaxy.gmu.edu>, ported by Nicholas
        Lewin-Koh and Martin Maechler <maechler@stat.math.ethz.ch>,
		contains copies of lattice function written by Deepayan Sarkar 
		<deepayan.sarkar@r-project.org>
lattice, grid, graphics, grDevices, stats, utils
Binning and plotting functions for hexagonal bins. Now
        uses and relies on grid graphics and formal (S4) classes and
        methods.
lattice.R BTC.R BTY.R grid.hexagons.R grid.hexlegend.R hbox.R
hdiffplot.R hexbinList.R hexbinplot.R hexbin.s4.R hexpanel.R
hexplom.R hexPlotMA.R hexutil.R hexViewport.R HO.R LINGRAY.R
LOCS.R MAG.R RB.R smoothHexbin.R