update deb changelog

Former-commit-id: 087af94c22

pkg/deb/master_changelog

@@ -1,3 +1,14 @@
+keydb (6:6.0.16-1distribution_placeholder) codename_placeholder; urgency=medium
+
+  * 6.0.16 - This release contains significant performance improvements as well as fixes to the following issues: #234, #236, #233, #207, #229, #231
+  * Reduced memory consumption when Active Replication is not used
+  * Reduced CPU consumption
+  * Improved TLS performance
+  * replica-quorum config for multi-master.Intended to be used with "replica-serve-stale-data no", if at least N replicas are connected we will consider our master link up and serve data.
+  * Subkey expires performance improvement for big sets
+
+ -- Ben Schermel <ben@eqalpha.com>  Mon, 28 Sept 2020 16:00:00 +0000
+
 keydb (6:6.0.13-1distribution_placeholder) codename_placeholder; urgency=medium
 
   * 6.0.13 New features added: KEYDB.MEXISTS, REPLICAOF REMOVE, multi-master-no-forward configuration option