Add a paginate bar on top of problems page

views/problems.ejs

@@ -81,6 +81,10 @@ if (typeof tags !== 'undefined') tagIDs = tags.map(x => x.id);
     </div>
   </div>
 
+  <div style="margin-bottom: 30px; ">
+    <% include page %>
+  </div>
+
   <table class="ui very basic center aligned table">
     <thead>
       <tr>