Migrate Jade to Pug template engine

Jade templates engine has been renamed to Pug.

We are using Pug already on the Blender Cloud repository, following is Flamenco and Attract

src/templates/projects/home_layout.pug

@@ -0,0 +1,77 @@
+| {% extends 'layout.html' %}
+| {% from '_macros/_navigation.html' import navigation_tabs %}
+
+| {% set title = 'home' %}
+
+| {% block og %}
+meta(property="og:type", content="website")
+meta(property="og:url", content="https://cloud.blender.org{{ request.path }}")
+
+meta(property="og:title", content="Blender Cloud - Home")
+meta(name="twitter:title", content="Blender Cloud")
+
+meta(property="og:image", content="{{ url_for('static', filename='assets/img/backgrounds/cloud_services_oti.jpg')}}")
+meta(name="twitter:image", content="{{ url_for('static', filename='assets/img/backgrounds/cloud_services_oti.jpg')}}")
+| {% endblock %}
+
+| {% block page_title %}
+| {{current_user.full_name}}
+| {% endblock %}
+
+| {% block body %}
+.dashboard-container
+	section#main
+		| {{ navigation_tabs(title) }}
+
+		section#projects
+
+			section#sub-nav-tabs.home
+				ul#sub-nav-tabs__list
+					li.nav-tabs__list-tab#subtab-blender_sync(data-tab-url='.')
+						i.pi-blender
+						| Blender Sync
+
+					li.nav-tabs__list-tab#subtab-images(data-tab-url='images')
+						i.pi-picture
+						| Images
+			| {% block currenttab %}{% endblock %}
+
+	section#side
+		section.announcement
+			img.header(
+				src="{{ url_for('static', filename='assets/img/blender_sync_header.jpg') }}")
+			.text
+				| {% block side_announcement %}
+				.title
+					a(href="https://cloud.blender.org/blog/introducing-blender-sync") Blender Sync
+
+				.lead
+					span.
+						Save your settings once. Use them anywhere.
+						Carry your Blender configuration with you, use our free add-on to sync your keymaps and preferences.
+						<hr/>
+						Syncing is free for everyone. No subscription required.
+				| {% endblock %}
+				| {% if show_addon_download_buttons %}
+				.buttons
+					a.btn.btn-default.btn-outline.orange(
+						href="https://cloud.blender.org/r/downloads/blender_cloud-latest-bundle.zip")
+						i.pi-download
+						| Download <small>v</small>{{ config.BLENDER_CLOUD_ADDON_VERSION }}
+					a.btn.btn-default.btn-outline.blue(
+						href="{{ learn_more_btn_url }}")
+						| Learn More
+				| {% endif %}
+| {% endblock %}
+
+
+| {% block footer_scripts %}
+script.
+	$(document).ready(function () {
+		$('#subtab-{{ subtab }}').addClass('active');
+		var $nav_tabs = $('#sub-nav-tabs__list').find('li.nav-tabs__list-tab');
+		$nav_tabs.on('click', function (e) {
+			window.location = $(this).attr('data-tab-url');
+		});
+	});
+| {% endblock %}