DOC: Amended CHANGELOG for the TLS commit (#10b647a7).

CHANGELOG.md

@@ -14,13 +14,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
-- 
-
+- The sever by default now only serves TLS 1.2 and 1.3, all previous versions
+  have been disabled in the default settings.  Make sure that your clients
+  (especially the Python client) are up to date.
 
 ### Deprecated
 
 - 
 
+### Removed ###
+
+- 
 
 ### Fixed
 
@@ -29,9 +33,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - NaN Double Values (see #41)
 
+### Security (in case of vulnerabilities)
 
+- TLS is by default restricted to v1.2 and v1.3 now.
 
-### Security (in case of vulnerabilities)
 
 ## [0.1.0] - 2018-10-09