Duke Nukem 3D - AmigaOS4 port.

Recompiled with latest SDK, solve some issue with movments speed reported by a
few users.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]               521552 1105190  47.2% -lh5- 0b92 Sep 23 21:12 Duke3D/Duke3D_AOS4
[generic]                 5612   14969  37.5% -lh5- c1e5 Oct 16  2004 Duke3D/gnu.txt
[generic]                 2184    4806  45.4% -lh5- c26c Oct 16  2004 Duke3D/README.txt
[generic]                 1210    2309  52.4% -lh5- df86 Sep 23 21:16 Duke3D/readme_aos4.txt
[generic]                 1298    1655  78.4% -lh5- 9d20 Sep 23 21:18 Duke3D.info
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         5 files  531856 1128929  47.1%            Sep 26 16:07