Merge branch 'MAGEDOC-3150_add-release-notes-link' into bug_fixes_beta_bugs

Author: cpartica

CHANGELOG.md

@@ -1,3 +1,7 @@
+2.3.0
+=============
+To get detailed information about changes in Magento 2.3.0, see the [Release Notes](https://devdocs.magento.com/guides/v2.3/release-notes/bk-release-notes.html)
+
 2.1.0
 =============
 To get detailed information about changes in Magento 2.1.0, please visit [Magento Community Edition (CE) Release Notes](http://devdocs.magento.com/guides/v2.1/release-notes/ReleaseNotes2.1.0CE.html "Magento Community Edition (CE) Release Notes")