adding information on management page

Signed-off-by: man13 <man13@inf.ufpr.br>

app/views/management/mime_types/_form.html.erb

@@ -13,7 +13,11 @@
 
     <fieldset>
       <label class="ls-label col-md-6">
-        <b class="ls-label-text">Extensões</b>
+        <b class="ls-label-text">Extensões&nbsp
+          <a style="text-decoration: none;" href="#" data-toggle="popover" title="Informação" data-trigger="hover" data-content="Inclua somente a extensão. Exemplo: 'jpg' e não '.jpg'">
+            <i class="ls-ico-info"></i>
+          </a>
+        </b>
 
         <p>Digite o nome do tipo</p>
         <%= f.text_field :extension, {required: true} %>
@@ -31,3 +35,8 @@
       <%= link_to "Cancelar", management_mime_types_path,class: "ls-btn-danger"%>
     </div>
 <% end %>
+<script>
+  $(document).ready(function(){
+    $('[data-toggle="popover"]').popover();
+  });
+</script>

app/views/management/mime_types/index.html.erb

@@ -3,7 +3,7 @@
 <table class="ls-table">
   <thead>
   <tr>
-    <th>Nome</th>
+    <th>Extensão</th>
     <th>MimeType</th>
     <th></th>
     <th></th>