update changelog

CHANGELOG.md

@@ -7,6 +7,7 @@
   - `sdrplay`: added support for `bias_tee`, `rf_notch` and `dab_notch`
   - `airspy`: added support for `bitpack`
 - Added support for Perseus-SDR devices, (thanks @amontefusco)
+- Property System has been rewritten so that defaults on sdr behave as expected
 
 **0.18.0**
 - Support for SoapyRemote

debian/changelog

@@ -8,6 +8,8 @@ openwebrx (0.19.0) UNRELEASED; urgency=low
     - `sdrplay`: added support for `bias_tee`, `rf_notch` and `dab_notch`
     - `airspy`: added support for `bitpack`
   * Added support for Perseus-SDR devices, (thanks @amontefusco)
+  * Property System has been rewritten so that defaults on sdr behave as
+    expected
 
  -- Jakob Ketterl <jakob.ketterl@gmx.de>  Thu, 20 Feb 2020 21:01:00 +0000