Update ci to release-0.4.9
Silence clang warnings
Do not render in instantiate function
Get more information at: http://open-music-kontrollers.ch/lv2/monitors
git clone https://git.open-music-kontrollers.ch/~hp/monitors.lv2
cd monitors.lv2
meson setup build
cd build
ninja -j4
sudo ninja install
Please report issues to https://todo.open-music-kontrollers.ch/~hp/issues
Please submit patches to https://lists.open-music-kontrollers.ch/~hp/patches