fixes white-on-black themed hyperlinks, see #619

Author: danielweck

src/templates/settings-dialog.html

@@ -20,7 +20,7 @@ <h4 class="modal-title" id="settings-label">{{strings.settings}}</h4>
                 <div id="tab-style" class="tab-pane active" role="tabpanel" aria-expanded="true">
                 <h5 aria-hidden="true">{{strings.preview}}</h5>
                 <div  aria-hidden="true" class="row">
-                    <div data-theme="default-theme" class="col-xs-10 col-xs-offset-1 preview-text default-theme">
+                    <div data-theme="author-theme" class="col-xs-10 col-xs-offset-1 preview-text author-theme">
                         Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus neque dui, congue a suscipit non, feugiat eu urna. Cras in felis sed orci aliquam sagittis.
                     </div>
                 </div>