changelog: remove (unreleased) caveat from 3.1.0 header [ci skip]

yaauie · yaauie · commit 7c4a95413009 · 2014-06-06T06:47:40.000Z
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,7 +12,7 @@
   security updates in June of 2013; continuing to support it would prevent
   the use of newer features of Ruby.
 
-# 3.1.x (unreleased)
+# 3.1.0
 
 * Added debug log sanitization (#428).
 
