Place Shelta on system image; batchfile to make Shelta dist image.

--HG--
rename : eg/FreeDOS/skel/SKEL/SHELTA/FDOS/PROJEXEC.BAT => eg/FreeDOS/skel/SKEL/SHELTA/PROJEXEC.BAT
rename : eg/FreeDOS/skel/SKEL/SHELTA/FDOS/WELCOME.TXT => eg/FreeDOS/skel/SKEL/SHELTA/WELCOME.TXT