--------------------------------------------------------------------------
| Done
--------------------------------------------------------------------------

4/6/98 -   fix 30 arcsec dem file processing

4/6/98 -   incorporate autoconf/automake build system

1/10/98 -  Split areas into smaller tiles

1/14/98 -  Don't create shared corners or edges if one already exists.

1/14/98 -  Reassemble triangles using only body, shared corners, and 
           shared edges.

1/19/98 -  Retro-fit tri2obj to use shared normals rather than regenerating
           normals for shared vertices.


--------------------------------------------------------------------------
| Todo 
--------------------------------------------------------------------------

1/12/98 -  Try reversing cw-wound strips rather than calling glFrontFace() 
           in the display list.

           gnuplot> set label "1" at 1,1
           gnuplot> set label "2" at 2,2

           gnuplot> plot x

1/21/98 -  Generate an elevation quad tree.

1/12/98 -  Generate a face adjacency matrix

1/21/98 -  Remove internal shared edges and corners that are not needed
           after an area is generated.