code: def make_article_info_competing_interests(self, article_info_div):
          
          #Check for author-notes
          con_expr = "./front/article-meta/author-notes/fn[@fn-type='conflict']"
          conflict = self.article.root.xpath(con_expr)
          if not conflict:
              return
          conflict_div = etree.SubElement(article_info_div,
                                          'div',
                                          {'id': 'conflict'})
          b = etree.SubElement(conflict_div, 'b')
          b.text = 'Competing Interests: '
          fn_p = conflict[0].find('p')
          if fn_p is not None:
              append_all_below(conflict_div, fn_p)
docs: Creates the element for declaring competing interests in the article
          info.