[css-easing-1] Update Changes list.

Author: fantasai

css-easing-1/Overview.bs

@@ -459,17 +459,15 @@ Applications of easing functions should
 define the behavior for inputs and outputs outside this range
 to ensure they do not introduce new security considerations.
 
-Changes since last publication {#changes}
-==============================
+Changes {#changes}
+=======
 
-The following changes have been made since the <a
-  href="https://www.w3.org/TR/2018/WD-css-easing-1-20181009/">9 October
-2018 Working Draft</a>:
+The following changes have been made since the
+<a href="https://www.w3.org/TR/2019/CR-css-easing-1-20190430/">30 April 2019 Candidate Recommendation</a>:
 
-*   Reworded specification to refer to &ldquo;easing functions&rdquo;
-    rather than &ldquo;timing functions&rdquo;
-    and use more general language that does not assume these functions are only
-    applied to animations.
+*   Updated ''cubic-bezier()'' syntax definition to annotate range restrictions
+    using [=bracketed range notation=]. (Editorial)
+*   Added an example of chaining easing functions. (Editorial)
 
 Acknowledgements {#acknowledgements}
 ================