Account for several additional keyterms

Fixed:
* Not including existing XML
* Fails to catch phrases that end in a long hyphen
* Fails to catch single sentence key terms (when the paragraph has children)
* Incorrectly breaks in section citations
* Strange keyterms in appendix
* Incorrectly breaks on "Same facts as in i., "
* Incorrectly breaks on "U.S."
* Breaks inside quotes