Updated change history.

Author: hcpchris

CHANGES.rst

@@ -1,3 +1,20 @@
+Release 1.0.0-rc5
+=========================================
+
+* Bug fixes to Jupyter Labs rendering.
+* Bug fix for timestamp serialization of timezone-naive ``datetime`` objects.
+* Bug fix: typo in Plot Bands serialization.
+* Added null support to color validation.
+* Bug fix in ``style`` deserialization.
+* Bug fix in ``CartesianData.from_array()``.
+* Fixed ``NaN`` handling in ``.load_from_pandas()``.
+* Fixed JSON deserialization in ``.from_array()``.
+* Added support for stylesheet links in Jupyter Labs context.
+* Several bug fixes in JS literal serialization.
+* Major improvements to JavaScript module inclusion.
+
+---------------
+
 Release 1.0.0-rc4
 =========================================