Improve conditionals in template to support an empty cell2 (#601)

* Improve conditionals in template to support an empty cell2
* Update tugboat builds.

.tugboat/config.yml

@@ -1,59 +1,58 @@
 services:
-  apache:
-    image: tugboatqa/httpd
+  node:
+    image: tugboatqa/node
+    expose: 3000
+    checkout: false
     commands:
       # Used in the base image as setup.
       init:
+        - mkdir -p /etc/service/node
         - |
+          sudo apt-get install g++ build-essential
+          git clone https://github.com/su-sws/decanter-web.git styleguide
           curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.0/install.sh | bash
           NVM_DIR="$HOME/.nvm"
           [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
           nvm install 11.14.0
+          cd styleguide
           nvm use
           npm install
-          npm run build
-          npm run styleguide
-        - rm -R node_modules
-        - ln -snf "${TUGBOAT_ROOT}/styleguide" "${DOCROOT}"
+
       # Used in each of the preview builds.
       build:
         - |
           NVM_DIR="$HOME/.nvm"
           [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
+          cd styleguide
           nvm use
-          npm install
-          npm run build
-          npm run styleguide
-        - rm -R node_modules
+          npm install "https://github.com/su-sws/decanter.git#${TUGBOAT_GITHUB_HEAD}" --save --force
+          npm audit fix
+          npm run export
+        - echo "#!/bin/sh" > /etc/service/node/run
+        - echo "npm run start --prefix ${TUGBOAT_ROOT}/styleguide" >> /etc/service/node/run
+        - chmod +x /etc/service/node/run
+
     # Collection of urls to compare visual results.
     visualdiffs:
       - /
-      # Core
-      - /item-core-colors.html
-      - /item-core-flexgrid.html
-      - /item-core-fonts.html
-      - /item-core-helpers-aspect-ratio.html
-      # Elements
-      - /item-elements-embedcontainer.html
-      - /item-elements-image.html
-      - /item-elements-list.html
-      - /item-elements-typography.html
-      # Components
-      - /item-components-alert.html
-      - /item-components-brand-bar.html
-      - /item-components-button.html
-      - /item-components-card.html
-      - /item-components-cta.html
-      - /item-components-date-stacked.html
-      - /item-components-global-footer.html
-      - /item-components-hero.html
-      - /item-components-link.html
-      - /item-components-local-footer.html
-      - /item-components-lockup.html
-      - /item-components-logo.html
-      - /item-components-main-navigation.html
-      - /item-components-masthead.html
-      - /item-components-quote.html
-      - /item-components-signup-form.html
-      - /item-components-site-search.html
-      - /item-components-skiplinks.html
+      - /component/composite-card/
+      - /component/composite-hero/
+      - /component/composite-main-navigation/
+      - /component/composite-secondary-navigation/
+      - /component/composite-signup-form/
+      - /component/identity-brand-bar/
+      - /component/identity-global-footer/
+      - /component/identity-local-footer/
+      - /component/identity-lockup/
+      - /component/identity-logo/
+      - /component/identity-masthead/
+      - /component/simple-alert/
+      - /component/simple-button/
+      - /component/simple-cta/
+      - /component/simple-date-stacked/
+      - /component/simple-link/
+      - /component/simple-media/
+      - /component/simple-nav-toggle/
+      - /component/simple-quote/
+      - /component/simple-site-search/
+      - /component/simple-skiplinks/

core/src/templates/components/lockup/lockup.twig

@@ -59,8 +59,9 @@
   </div>
 
   {#- Cell container #2 -#}
+  {% block cell2 %}
+  {% if line1 is not empty or line2 is not empty or line3 is not empty %}
   <div class="su-lockup__cell2">
-    {% block cell2 %}
     {% if line1 is not empty %}
     <span class="su-lockup__line1" {{ region_attributes.line1 }}>{{ line1 }}</span>
     {% endif %}
@@ -72,8 +73,9 @@
     {% if line3 is not empty %}
     <span class="su-lockup__line3" {{ region_attributes.line3 }}>{{ line3 }}</span>
     {% endif %}
-    {% endblock %}
   </div>
+  {% endif %}
+  {% endblock %}
 
   {#- Line 5 of Site Name - Optional -#}
   {% if line5 is not empty %}