Make a few URLs clickable, and update others

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
diff --git a/XFS_User_Guide/en-US/XFS-Background.xml b/XFS_User_Guide/en-US/XFS-Background.xml
index 93bd38d..b16e094 100644
--- a/XFS_User_Guide/en-US/XFS-Background.xml
+++ b/XFS_User_Guide/en-US/XFS-Background.xml
@@ -296,12 +296,13 @@
 	<section>
 		<title>Who is using XFS</title>
 		<para>
-			http://oss.sgi.com/projects/xfs/users.html
+			<ulink url="http://xfs.org/index.php/XFS_Companies" />
+			<ulink url="http://xfs.org/index.php/Linux_Distributions_shipping_XFS" />
 		</para>
 		<itemizedlist>
 			<listitem>
 				<para>
-					List is out of date but it gives an indication of the spread of users
+					List is not always current, but it gives an indication of the spread of users
 				</para>
 			</listitem>
 		</itemizedlist>
diff --git a/XFS_User_Guide/en-US/XFS-mount.xml b/XFS_User_Guide/en-US/XFS-mount.xml
index 8285d79..cab8f5d 100644
--- a/XFS_User_Guide/en-US/XFS-mount.xml
+++ b/XFS_User_Guide/en-US/XFS-mount.xml
@@ -168,7 +168,7 @@
 		</itemizedlist>
 		<para>See</para>
 		<itemizedlist>
-		<listitem><para>http://oss.sgi.com/projects/xfs/faq.html#wcache</para></listitem>
+		<listitem><para><ulink url="http://xfs.org/index.php/XFS_FAQ#Q:_What_is_the_problem_with_the_write_cache_on_journaled_filesystems.3F" /></para></lititem>
 		</itemizedlist>
 	</section>
 	<section>
diff --git a/XFS_User_Guide/en-US/XFS-repair.xml b/XFS_User_Guide/en-US/XFS-repair.xml
index e28fcd9..3f53cdb 100644
--- a/XFS_User_Guide/en-US/XFS-repair.xml
+++ b/XFS_User_Guide/en-US/XFS-repair.xml
@@ -113,7 +113,7 @@
 		<itemizedlist>
 		<listitem><para>most likely xfs_repair</para></listitem>
 		</itemizedlist>
-		<para>http://oss.sgi.com/bugzilla/show_bug.cgi?id=723</para>
+		<para><ulink url="http://oss.sgi.com/bugzilla/show_bug.cgi?id=723" /></para>
 		<para>xfs_check finds some errors on the filesystem:</para>
 		<para><programlisting>
 link count mismatch for inode 387655 (name ?), nlink 0, counted 2