refs #12: added unit test for showing how to handle an incomplete styles dict
refs #12: fixed an issue with styles dict missing the p style
refs #12: update note
refs #12: added a test for hyperlinks with no r tags
refs #12: hyperlinks with no r tags no longer throws an error
refs #12: update note
refs #12: code cleanup
Merge pull request #12 from PolicyStat/issue_12

Deal with p style missing from styles dict