[newlib-cygwin] Add release message for commit e2ea143

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=c36070f2f674f783304f0445be09bc09c40c2a25

commit c36070f2f674f783304f0445be09bc09c40c2a25
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Mon Apr 18 12:09:18 2016 +0200

    Add release message for commit e2ea143

Diff:
---
 winsup/cygwin/release/2.5.1 | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/winsup/cygwin/release/2.5.1 b/winsup/cygwin/release/2.5.1
index b770ad8..d0331fb 100644
--- a/winsup/cygwin/release/2.5.1
+++ b/winsup/cygwin/release/2.5.1
@@ -12,3 +12,7 @@ Bug Fixes
 - Fix strxfrm/wcsxfrm return value if output buffer is too small.  Fix
   wcsxfrm return value either way.
   Addresses: https://cygwin.com/ml/cygwin/2016-04/msg00232.html
+
+- Fix bug introduced in 2.5.0: Fix condition specifying when to write a
+  NULL SID ACE.
+  Addresses: https://cygwin.com/ml/cygwin/2016-04/msg00400.html