use unreleased for changes

.gitattributes

@@ -1 +1 @@
-Changelog.md merge=union
+unreleased.md merge=union

Changelog.md

@@ -16,7 +16,6 @@ Changelog [format](http://keepachangelog.com/en/1.0.0/)
 
 
 ## [Bridge 1.5.0] Golden Gate
-* GODT-701 Try load messages one-by-one if IMAP server errors with batch load and not interrupt the transfer
 
 ### Changed
 * Updated go-mbox dependency back to upstream.

unreleased.md

@@ -4,5 +4,8 @@ Changelog [format](http://keepachangelog.com/en/1.0.0/)
 
 ## Unreleased
 
+### Added
+* GODT-701 Try load messages one-by-one if IMAP server errors with batch load and not interrupt the transfer
+
 ### Changed
 * GODT-651 Build creates proper binary names.