Update CHANGELOG for the 1.0.0 RC 11 update.

chrisseaton · chrisseaton · commit 863a5865d5a9 · 2019-01-07T04:30:37.000-08:00
PullRequest: truffleruby/513
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# 1.0
+# 1.0 RC 11
 
 New features:
 
@@ -35,7 +35,7 @@ Performance:
   of `String` allocations for core methods.
 * New -Xclone.disable option to disable all manual cloning.
 
-# 1.0 RC 10
+# 1.0 RC 10, 5 December 2018
 
 New features:
 
