Applied new layout system

utils/page/page.go

@@ -0,0 +1,9 @@
+package page
+
+import "github.com/aerogo/aero"
+
+// Get registers a layout rendered route and a contents-only route.
+func Get(app *aero.Application, route string, handler aero.Handler) {
+	app.Get(route, handler)
+	app.Get("/_"+route, handler)
+}