We need some good graphics for the main sampler screen. This is where you can do rudimentary editing of the samples that are played in the sequencer.
There are two screens. The main screen with the controls:

• Volume (this one may be changed later)
• Speed (Playspeed. The sample also pitches up or down)
• Filter (in the middle the sound is unchanged, away from center it engages either hi-pass

After the first code section, there should be some info about how installing Gwion.

Well that's basically make install, but it should ensure that libraires (ast and util) are also installed (make install-all?).

Uninstallation should not remove library files, unless requested (make uninstall-all?)