Added handling of newlines in text for issue https://github.com/craigsapp/humlib/issues/27.
Added handling of newlines in text for issue https://github.com/craigsapp/humlib/issues/27.

craigsapp/minHumdrum,craigsapp/humlib,craigsapp/humlib,craigsapp/humlib,craigsapp/minHumdrum,craigsapp/minHumdrum