README: add mgeisler#122 to changelog

Author: mgeisler

README.md

@@ -190,6 +190,7 @@ Issues closed:
 
 * Fixed [#99][issue-99]: Word broken even though it would fit on line.
 * Fixed [#107][issue-107]: Automatic hyphenation is off by one.
+* Fixed [#122][issue-122]: Take newlines into account when wrapping.
 
 ### Version 0.9.0 — October 5th, 2017
 
@@ -333,4 +334,5 @@ Contributions will be accepted under the same license.
 [issue-99]: https://github.com/mgeisler/textwrap/issues/99
 [issue-101]: https://github.com/mgeisler/textwrap/issues/101
 [issue-107]: https://github.com/mgeisler/textwrap/issues/107
+[issue-122]: https://github.com/mgeisler/textwrap/issues/122
 [mit]: LICENSE