[libpng16] Bump version to 1.6.8beta01
diff --git a/CHANGES b/CHANGES
index bde9a92..77c3bd1 100644
--- a/CHANGES
+++ b/CHANGES
@@ -4713,6 +4713,8 @@
 
 Version 1.6.7 [November 14, 2013]
 
+Version 1.6.8beta01 [November 14, 2013]
+
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