Preparing release v1.0.0 (#11)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c799030..21fda40 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 Releases
 ========
 
+v1.0.0 (2017-05-31)
+===================
+
+No changes since v0.2.0. This release is committing to making no breaking
+changes to the current API in the 1.X series.
+
+
 v0.2.0 (2017-04-11)
 ===================