papers-we-love/papers-we-love — pull request #129 by borgified (2014-05-30 20:08:30+00:00)
Title: added space after a md formatted link

bad: [my link](http://my.link.com): blahblah
good: [my link](http://my.link.com) : blahblah

bad: [my link](http://my.link.com)! blahblah
good: [my link](http://my.link.com) ! blahblah

without the space, url_checker_pwl.pl will get confused