Add today's memo open link to navbar directly

lib/views/layout/2column.html

@@ -63,6 +63,7 @@
           <img src="{{ user|picture }}" class="picture picture-rounded" width="25" /> {{ user.name }}
         </a>
       </li>
+      <li><a href="" title="今日のメモを作成" data-target="#createMemo" data-toggle="modal"><i class="fa fa-pencil"></i></a></li>
       <li class="dropdown">
         <a href="#" class="dropdown-toggle" data-toggle="dropdown"><i class="fa fa-bars"></i> <label class="sr-only">メニュー</label></a>
         <ul class="dropdown-menu">