ChangeLog.md upd

Author: rashtao

ChangeLog.md

@@ -6,7 +6,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 
 ## [Unreleased]
 
-- added support of `DisjointSmartGraphs` 
+## [6.7.0_PREVIEW_3.7.1-alpha.1] - 2020-05-??
+
+- added support of `DisjointSmartGraphs` (ArangoDB v3.7)
 - added support of `ArangoSearchProperties` value `storedValues` (ArangoDB v3.7)
 - added support of `ArangoSearchProperties` value `primarySortCompression` (ArangoDB v3.7)
 - added support of `overwriteMode` values `ignore` and `conflict` (ArangoDB v3.7)