Merge change 1289 into donut

* changes:
  only export the GL entry-points, hide everything else.
tree: 6b919a6ae0ba8123fb5c493e7d0e8ffc900fedbd
  1. awt/
  2. camera/
  3. cmds/
  4. im/
  5. include/
  6. libs/
  7. opengl/
  8. MODULE_LICENSE_APACHE2
  9. NOTICE