isl-0.10 and cloog-0.17.0 removed from ftp server

[Mike Stump]

Someone removed isl-0.10.tar.bz2 and cloog-0.17.0.tar.gz from 
ftp://gcc.gnu.org/pub/gcc/infrastructure.  I'd hoping this was in error and the 
files can be restored.  If there is some compelling reason, I am interested.