ATLAS homepage

[Brian Gough]

R Clint Whaley writes:
 > The ATLAS homepage has moved to SourceForge, and it would be a help
 > if you updated your link.  I found the link at:
 > http://sources.redhat.com/gsl/
 >  The ATLAS homepage is now:
 >    http://math-atlas.sourceforge.net/

Thanks. Now updated.