--- a/README	Wed Feb 03 23:21:50 2016 +0000
+++ b/README	Thu Feb 04 10:16:52 2016 +0000
@@ -63,6 +63,7 @@
 - bookmark: do all bookmark movement within a transaction.
 - evolve: compatibility with Mercurial 3.7
 - evolve: support merge with a single obsolete parent.
+- evolve: prevent added file to be marked as unknown if evolve fails (issue4966)
 
 5.2.2 --