Visualization system to explore the data from exp004.

Light gray is used to display unselected points.  White is used to
highlight the selection.

Use

  ESC: Clear selection.
  Left-click, drag and release: Add box to selection.
  Left-click: Add points under mouse pointer to selection.
  s: Selection will be used to define a set.
  z: Selection will be used to define a zoom region.
  r: Reset the display (unzoom).
  l: Toggle display of the legend (on by default).

======
COFFEE
======

  export LDFLAGS="-L/home/db2inst1/sqllib/lib"
  export CFLAGS="-I/home/db2inst1/sqllib/include"

=======
PANCAKE
=======

  export LDFLAGS="-L/opt/ibm/db2/V9.5/lib32"
  export CFLAGS="-I/opt/ibm/db2/V9.5/include"

======================
CLUSTER.CIS.DREXEL.EDU
======================

This project will not build on cluster as the OpenGL support libraries
there do not include support for buffer objects.