[m-rev.] trivial diff: adjust 14.01.1 NEWS entries

[Julien Fischer]

Adjust news entries for 14.01.1.

NEWS:
 	Add bug numbers where available.

Julien.

diff --git a/NEWS b/NEWS
index 47be2cc..aeb78a3 100644
--- a/NEWS
+++ b/NEWS
@@ -16,8 +16,8 @@ This is a bug-fix release.
    system headers on MinGW and MinGW64 systems.
  * The MinGW port now builds in the absence of POSIX threads library.
  * Low-level C parallel grades now work on Windows instead of crashing
-  at startup.
-* We now use thread-safe alternatives to strerror().
+  at startup.  (Bug #338)
+* We now use thread-safe alternatives to strerror().  (Bug #340)
  * A problem that caused string.format/[23] to sometimes return incorrect
    results when formatting floats with the 'g' conversion specifier has
    been fixed.  This bug only affected the non-C backends.  (Bug #342)