Update CHANGELOG

Signed-off-by: Rahix <rahix@rahix.de>

CHANGELOG.md

@@ -29,6 +29,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Improved BLE security by only allowing man-in-the-middle protected
   pairings and specifying minimum key lengths.
 - Read time/date automatically from iOS devices.
+- It is now configurable whether the left/right bottom buttons or the right
+  top/bottom buttons scroll in the menu via the `right_scroll` option in
+  `card10.cfg`.
 
 #### For Developers
 - Updated to a newer version of MicroPython (v1.12).
@@ -52,6 +55,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Allow to reopen BHI160 sensor from python.
 - Fixed pycardium not exiting when triggering certain failure conditions.
 - Made the config parser more robust.
+- Fixed a possible lockup in the handling of the serial console.
 
 
 ## [v1.15] - 2020-02-02 - [Okra]