update changelog

Author: adorton-adobe

.changelog/changelog.md

@@ -1,3 +1,20 @@
+| tag | date | title |
+|---|---|---|
+| v2.6.4 | 2021-08-31 | User Sync Tool v2.6.4 |
+
+# Bug Fixes
+
+\#723 - Start/end sync signals
+\#700 - Fix some issues with SSL verification
+\#623 - Fix Adobe-only list with post-sync
+
+# Misc
+
+\#591 - Document Two-Step Lookup
+\#676 - Introduce Changelog
+
+---
+
 | tag | date | title |
 |---|---|---|
 | v2.6.3 | 2021-07-15 | User Sync Tool v2.6.3 |

.changelog/latest.md

@@ -1,5 +1,6 @@
 # Bug Fixes
 
+\#723 - Start/end sync signals
 \#700 - Fix some issues with SSL verification
 \#623 - Fix Adobe-only list with post-sync
 

docs/en/success-guide/index.md

@@ -8,7 +8,7 @@ nav_level: 1
 nav_order: 100
 ---
 
-Version 2.6.4, released 2021-08-30
+Version 2.6.4, released 2021-08-31
 
 This document walks you through the steps needed to understand
 and setup the User Sync Tool.

docs/en/user-manual/index.md

@@ -8,7 +8,7 @@ nav_level: 1
 nav_order: 10
 ---
 
-Version 2.6.4, released 2021-08-30
+Version 2.6.4, released 2021-08-31
 
 This document has all the information you need to get up and
 running with User Sync. It presumes familiarity with the use of