a bit UI improvement

Author: whomingbird

app/views/publications/new.html.erb

@@ -122,7 +122,7 @@
                     data-container="body"
                     data-content="
             <div style='min-width:220px;'>
-              <p><span class='glyphicon glyphicon-user'></span> <strong>Registered Author</strong></p>
+              <p><span class='glyphicon glyphicon-user'></span> <strong>Author who has a profile</strong></p>
               <p><span class='badge'>Num</span> <strong>of publications linked to this author</strong></p>
             </div>
           ">