jgm/peg-markdown — pull request #13 by rekado (2012-10-27 10:07:15+00:00)
Title: require space between "#" and heading text

According to the reference implementation of atx (http://www.aaronsw.com/2002/atx/atx.py), there needs to be a space between a hash and the heading text.

Example:

`#chapter one` --->
#chapter one

`# chapter two` --->
# chapter two