- Update to release 2.13
* Stereo option for UDP streaming.
* Script to generate AppImage.
* Allow scroll wheel direction to be inverted.
* Fixed FM de-emphasis causing audio to be 20 dB quieter than
it should be.
* Fixed FM de-emphasis applied incorrectly in WFM stereo receiver
* Update waterfall time resolution when FFT settings are changed.
* Update waterfall time resolution when window is resized.
* Restore waterfall time span between sessions.
* Fixed FFT buffer overlap calculation.
* Fixed crash when launching without device connected.
* Fixed crash when setting invalid RF gains.
* Fixed audio panadapter / waterfall slider direction.
* Clear FFT averages when changing FFT size.
* Fixed crash when source block doesn't support IQ balancing.
* Fixed bookmark labels in FFT draw over each other.
* Improved DSP and FFT performance.
* Improved panadapter & waterfall performance.
* Smooth panadapter & waterfall redrawing.
* Better default values for various settings.
* Audio waterfall colormap matches I/Q waterfall.
* Use all available display space for panadapter & waterfall.
* Updated RDS decoder.
* More Airspy HF+ sample rates added.
- Drop not longer needed patches:
* 801.patch
* 821.patch