* v1.1 Fixed Makefile to properly install stl_boolean
* v1.0 release with the following commands
    * stl_empty
    * stl_cube
    * stl_sphere
    * stl_cylinder
    * stl_cone
    * stl_torus
    * stl_threads
    * stl_header
    * stl_count
    * stl_normals
    * stl_bbox
    * stl_convex
    * stl_borders
    * stl_spreadsheet
    * stl_merge
    * stl_transform
    * stl_boolean
