* Added the ability to limit the wall clock time used by shell processes,
as well as the CPU time. Configurable with $wgMaxShellWallClockTime.
* Added $wgWhitelistReadRegexp for regex whitelisting
+* (bug 5346) Categories that are redirects will be displayed italic in
+ the category links section at the bottom of a page.
=== Bug fixes in 1.21 ===
* (bug 40353) SpecialDoubleRedirect should support interwiki redirects.