fix(header): migrate .divider to .dropdown-divider - thanks @vanam #406

Author: xidedix

pug/partials/header.pug

@@ -63,7 +63,7 @@ header.app-header.navbar
             i.fa.fa-file
             |  Projects
             span.badge.badge-primary 42
-          .divider
+          .dropdown-divider
           a.dropdown-item(href="#")
             i.fa.fa-shield
             |  Lock Account

src/index.html

@@ -118,7 +118,7 @@
               <i class="fa fa-file"></i> Projects
               <span class="badge badge-primary">42</span>
             </a>
-            <div class="divider"></div>
+            <div class="dropdown-divider"></div>
             <a class="dropdown-item" href="#">
               <i class="fa fa-shield"></i> Lock Account</a>
             <a class="dropdown-item" href="#">