Move Cite styles into separate skinStyles sheet

No guarantees that these styles actually apply to anything anymore.
But at least the TODO is resolved!

Change-Id: Ibb43c044f50f026afa84a0151b113dd600956942

resources/screen-common.less

@@ -253,14 +253,6 @@ li#pt-anonuserpage {
 	text-transform: none;
 }
 
-/* TODO: #t-iscite is only used by the Cite extension, come up with some
- * system which allows extensions to add to this file on the fly
- */
-#t-ispermalink,
-#t-iscite {
-	color: #999;
-}
-
 /*
 ** footer
 */

resources/skinStyles/ext.cite.less

@@ -0,0 +1,9 @@
+@import '../variables.less';
+
+// Not sure what this is for, but comment as was from main.css:
+// #t-iscite is only used by the Cite extension, come up with some
+// system which allows extensions to add to this file on the fly
+#t-ispermalink,
+#t-iscite {
+	color: @text-grey;
+}

skin.json

@@ -44,7 +44,8 @@
 			"+mediawiki.action.view.redirectPage": "resources/skinStyles/mediawiki.action.view.redirectPage.css",
 			"+mediawiki.special.preferences.styles": "resources/skinStyles/mediawiki.special.preferences.styles.less",
 			"+mediawiki.notification": "resources/skinStyles/mediawiki.notification.less",
-			"+oojs-ui-core.styles": "resources/skinStyles/ooui.less"
+			"+oojs-ui-core.styles": "resources/skinStyles/ooui.less",
+			"+ext.cite.styles": "resources/skinStyles/ext.cite.less"
 		}
 	},
 	"AutoloadClasses": {