4.7.23 release notes: add item to main list

release-notes.md

@@ -14,6 +14,14 @@ Other resources for identifying changes are:
     * https://github.com/civicrm/civicrm-joomla
     * https://github.com/civicrm/civicrm-wordpress
 
+## CiviCRM 4.7.23
+
+Released August 2, 2017
+
+- **[Features](4.7.23.md#features)**
+- **[Bugs resolved](4.7.23.md#bugs)**
+- **[Miscellany](4.7.23.md#misc)**
+- **[Credits](4.7.23.md#credits)**
 
 ## CiviCRM 4.7.22