Does it have to be limited to using a gist? Would it be possible to pass in any url to just raw markdown and have that parsed (i.e. like raw.github.com) Great

Does it have to be limited to using a gist? Would it be possible to pass in any url to just raw markdown and have that parsed (i.e. like raw.github.com) Great work though - I wish I saw this last week while showing markdown to others for the first time.