MAPG-196 speed up asset loading, add missing description, add missing image alts

views/templates/layout_minimal.php

@@ -3,7 +3,7 @@
 @section(content)
 <header>
     <h1>
-        <img class="inline" width="1em" height="1em" src="<?= $_ENV['STATIC_ROOT'] ?>/img/icon.svg?rev=<?= REVISION ?>"><!--
+        <img class="inline" width="1em" height="1em" src="<?= $_ENV['STATIC_ROOT'] ?>/img/icon.svg?rev=<?= REVISION ?>" alt="<?= $_ENV['APP_NAME'] ?>"><!--
      --><?= $_ENV['APP_NAME'] ?>
     </h1>
 </header>