Fixes #49 - added unit tests for new code
Fixes #49 - added unit tests for new code

anko/markdown-pdf,manekinekko/markdown-pdf,anko/markdown-pdf,jmillerdesign/markdown-pdf,manekinekko/markdown-pdf,tgeens/markdown-pdf,jmillerdesign/markdown-pdf,woodrowbarlow/markdown-pdf,woodrowbarlow/markdown-pdf,alanshaw/markdown-pdf,tgeens/markdown-pdf,alanshaw/markdown-pdf