Cantwell (SF RFE #1034292), that it stripped footnotes (and other
non-text items).
Per request of Cathy Cantwell (SF bug 1034688), make
HandleUserApostrophe respect Options.AutoFormatAsYouTypeReplaceQuotes.
I.e., typing a ' will no longer get curly single quotes if you have
turned off the "smart quotes" autocorrect option (which lots of
Tibetanists may have done, so a-chung comes out decently).
Fix PartOfTshegBar to not accept [, which it did, due to an
inexplicable Obiwan error. Clarify code to make Obiwan error less
likely.
Fix PartOfTshegBar to not accept H. This is bogus; H is a Sanskrit
letter, but tibwn.ini claims it is punctuation, and our code depends
on that.