Remove www subdomain from IRODS URL

acfits.tex

@@ -1397,7 +1397,7 @@ \subsection{Virtual and distributed datasets}
 any reason to prevent our FITS `file' from overlaying a portion of a
 database? Why not allow FITS to be a wrapper about bytes held within a
 distributed mass store such as
-iRODS\footnote{\url{http://www.irods.org}} \citep[see e.g.,][]{2007AGUFMIN13B1214R}
+iRODS\footnote{\url{http://irods.org}} \citep[see e.g.,][]{2007AGUFMIN13B1214R}
 or a cloud?  Similarly, we would
 want FITS to contain, and adequately access, data generated by a
 service (simulation data, for example). More speculatively, FITS could