README: Update date for v3.1.4 release.

jsquyres · jsquyres · commit 9abe92f44c56 · 2019-03-01T11:00:37.000-08:00
Signed-off-by: Jeff Squyres &lt;jsquyres@cisco.com&gt;
diff --git a/README b/README
@@ -64,7 +64,7 @@ Much, much more information is also available in the Open MPI FAQ:
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 The following abbreviated list of release notes applies to this code
-base as of this writing (March 2017):
+base as of this writing (March 2019):
 
 General notes
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