fix handling of wrappergroup option

Had forgot to include it in the option list.

IkiWiki.pm

@@ -277,13 +277,20 @@ sub getsetup () { #{{{
 	},
 	umask => {
 		type => "integer",
-		description => "",
 		example => "022",
 		description => "force ikiwiki to use a particular umask",
 		advanced => 1,
 		safe => 0, # paranoia
 		rebuild => 0,
 	},
+	wrappergroup => {
+		type => "string",
+		example => "ikiwiki",
+		description => "group for wrappers to run in",
+		advanced => 1,
+		safe => 0, # paranoia
+		rebuild => 0,
+	},
 	libdir => {
 		type => "string",
 		default => "",

debian/changelog

@@ -7,6 +7,7 @@ ikiwiki (2.71) UNRELEASED; urgency=low
     produced by aggregate and recentchanges.
   * French translation update from Philippe Batailler. Closes: #506250
   * Spanish translation update from Victor Moral.
+  * Fix handling of wrappergroup option.
 
  -- Joey Hess <joeyh@debian.org>  Mon, 17 Nov 2008 14:02:10 -0500