Added 'btn-primary' to bulk import and export buttons - Bug #1545377

behatnotneeded

Change-Id: I3f3dbfc2e627814fbe6c1da357e8d2443b92c083

htdocs/admin/users/bulkexport.php

@@ -215,6 +215,7 @@ $form = array(
         ),
         'submit' => array(
             'type' => 'submit',
+            'class' => 'btn-primary',
             'value' => get_string('bulkexport', 'admin')
         )
     )

htdocs/admin/users/bulkimport.php

@@ -67,6 +67,7 @@ $form = array(
         ),
         'submit' => array(
             'type' => 'submit',
+            'class' => 'btn-primary',
             'value' => get_string('Import', 'admin')
         )
     )