remove_trailing_alias

# File lib/rdoc/parsers/parse_f95.rb, line 1600
    def remove_trailing_alias(text)
      return "" if !text
      lines = text.split("\n").reverse
      comment_block = Array.new
      checked = false
      lines.each do |line|
        if !checked 
          if /^\s?#{INTERNAL_ALIAS_MES}/ =~ line ||
              /^\s?#{EXTERNAL_ALIAS_MES}/ =~ line
            checked = true
            next
          end
        end
        comment_block.unshift line
      end
      nice_lines = comment_block.join("\n")
      nice_lines ||= ""
      return nice_lines
    end