Lodestar: Add RTL styles for menu alignment issue. See ##327.

lodestar/rtl.css

@@ -235,7 +235,7 @@ li > ol {
 		float: none;
 	}
 
-	.has-top-content .main-navigation ul.nav-menu {
+	.main-navigation ul.nav-menu {
 		text-align: right;
 	}