jtratner/vim-flavored-markdown — pull request #4 by Niggler (2013-03-17 02:14:47+00:00)
Title: GFM supports arbitrary characters in fenced code block language identifier.

```this:is:a:test:with:the:snowman:☃:
Yep it works
```

GFM supports arbitrary characters in fenced code block language identifier. Changed a \w to a \S in the markdownGHCodeBlock section