MAPG-180 declare CSS and JS files

views/maps.php

@@ -1,16 +1,7 @@
-@extra
-<?php
-$cssFiles = [
-    'css/maps.css'
-];
-$jsFiles = [
-    'js/maps.js',
-];
-if ($isAdmin) {
-    $jsFiles[] = 'js/maps_admin.js';
-}
-?>
-@endextra
+@css('css/maps.css')
+@js('js/maps.js')
+TODO: condition!
+@js('js/maps_admin.js')
 
 @extends('templates/layout_normal')