de: more initializing; translated try_ruby_10.md

Signed-off-by: Avery <>

Author: Avery

collector.rb

@@ -156,6 +156,7 @@ def initialize(app, options_hash={}, &block)
       Collector.new('translations/ua/try_ruby_*.md', 'source/try_ruby_ua.json').collect
       Collector.new('translations/mk/try_ruby_*.md', 'source/try_ruby_mk.json').collect
       Collector.new('translations/zh/try_ruby_*.md', 'source/try_ruby_zh.json').collect
+      Collector.new('translations/de/try_ruby_*.md', 'source/try_ruby_de.json').collect
 
       # TODO: add any new translations here
 

source/layouts/_navbar.html.erb

@@ -124,7 +124,14 @@
               aria-controls="tryruby-content"
             >
               中文
-            </button      
+            </button>
+            <button
+              class="dropdown-item"
+              data-change-lang="de"
+              aria-controls="tryruby-content"
+            >
+              Deutsch
+            </button>
           </div>
         </li>
       </ul>