*convert plain-text to MMD footnote*

        **Key Arguments:**
            - ``text`` -- the text to convert to MMD footnote

        **Return:**
            - ``text`` -- the footnote text

        **Usage:**

            To convert a text block to footnote text:

            .. code-block:: python

                text = md.footnote(" nice day!   ")
                print text

                # OUTPUT:  [^20170228T21:57:40-99]
                #
                # [^20170228T21:57:40-99]: nice day!

def footnote(
            self,
            text):
        """*convert plain-text to MMD footnote*

        **Key Arguments:**
            - ``text`` -- the text to convert to MMD footnote

        **Return:**
            - ``text`` -- the footnote text

        **Usage:**

            To convert a text block to footnote text:

            .. code-block:: python

                text = md.footnote(" nice day!   ")
                print text

                # OUTPUT:  [^20170228T21:57:40-99]
                #
                # [^20170228T21:57:40-99]: nice day!
        """

        rand = str(randint(0, 99))
        now = datetime.now()
        now = now.strftime("%Y%m%dT%H:%M:%S-") + rand
        text = text.strip()
        regex = re.compile(r'\n(\S)')
        text = regex.sub("\n    \g<1>", text)

        return "[^%(now)s]\n\n[^%(now)s]: %(text)s\n\n" % locals()