lt;li&gt;Candy.&lt;/li&gt;
    &lt;li&gt;Gum.&lt;/li&gt;
    &lt;li&gt;Booze.&lt;/li&gt;
    &lt;/ul&gt;

Ordered (numbered) lists use regular numbers, followed by periods, as
list markers:

    1.  Red
    2.  Green
    3.  Blue

Output:

    &lt;ol&gt;
    &lt;li&gt;Red&lt;/li&gt;
    &lt;li&gt;Green&lt;/li&gt;
    &lt;li&gt;Blue&lt;/li&gt;
    &lt;/ol&gt;

If you put blank lines between items, you'll get `&lt;p&gt;` tags for the
list item text. You can create multi-paragraph list items by indenting
the p