* agent: add server `raft.{last,applied}_index` gauges [[GH-6694](https://github.com/hashicorp/consul/pull/6694)]
* build: Switched to compile with Go 1.13.7 [[GH-7262](https://github.com/hashicorp/consul/issues/7262)]
* config: increase `http_max_conns_per_client` default to 200 [[GH-7289](https://github.com/hashicorp/consul/pull/7289)]
* tls: support TLS 1.3 [[GH-7325](https://github.com/hashicorp/consul/pull/7325)]
BUGFIXES:
@ -123,6 +129,12 @@ BUGFIXES:
* ui: Discovery-Chain: Improve parsing of redirects [[GH-7174](https://github.com/hashicorp/consul/pull/7174)]
* ui: Fix styling of ‘duplicate intention’ error message [[GH6936]](https://github.com/hashicorp/consul/pull/6936)
## 1.6.4 (February 20, 2020)
SECURITY:
* dns: Updated miekg/dns dependency to fix a memory leak and CVE-2019-19794. [[GH-6984](https://github.com/hashicorp/consul/issues/6984)], [[GH-7261](https://github.com/hashicorp/consul/pull/7261)]