fix undocumented template variable in the Layout

lib/WebGUI/Help/Asset_Layout.pm

@@ -22,7 +22,7 @@ our $HELP = {
             { 'name' => 'dragger.icon' },
             { 'name' => 'dragger.init' },
             {   'name'      => 'position1_loop',
-                'variables' => [ { 'name' => 'id' }, { 'name' => 'content' } ]
+                'variables' => [ { 'name' => 'id' }, { 'name' => 'content' }, { 'name' => 'isUncommitted' }, ]
             },
         ],
         fields  => [],

lib/WebGUI/i18n/English/Asset_Layout.pm

@@ -59,6 +59,12 @@ specifically placed are put inside of position 1.|,
 		lastUpdated => 1148963207,
 	},
 
+	'isUncommitted' => {
+		message => q|A boolean, whether or not this Asset is committed|,
+		lastUpdated => 1208146216,
+        context => q|Help variable in the position1_loop|,
+	},
+
 	'layout template body' => {
                 message => q|<p>The following variables are available in Page Layout Templates:</p>
 		|,