Projects management refactoring

app/Templates/project_layout.php

@@ -0,0 +1,17 @@
+<section id="main">
+    <div class="page-header">
+        <h2><?= t('Project "%s"', $project['name']) ?></h2>
+        <ul>
+            <li><a href="?controller=board&amp;action=show&amp;project_id=<?= $project['id'] ?>"><?= t('Back to the board') ?></a></li>
+            <li><a href="?controller=project"><?= t('All projects') ?></a></li>
+        </ul>
+    </div>
+    <section class="project-show" id="project-section">
+
+        <?= Helper\template('project_sidebar', array('project' => $project)) ?>
+
+        <div class="project-show-main">
+            <?= $project_content_for_layout ?>
+        </div>
+    </section>
+</section>