Added Thomas Waldmann to AUTHORS and updated CHANGES

AUTHORS

@@ -14,3 +14,4 @@ Patches and Suggestions
 - Jeremy Maitin-Shepard
 - Johann Klähn
 - Petros Moisiadis
+- Thomas Waldmann

CHANGES

@@ -7,6 +7,7 @@ Version 0.15
 ------------
 
 (feature release, released on X)
+- Fix BrokenPipeError for remote repositories (#233)
 - Fix incorrect behavior with two character directory names (#265, #268)
 - Require approval before accessing relocated/moved repository (#271)
 - Require approval before accessing previously unknown unencrypted repositories (#271)