Results 4 issues of Uks2

This is maybe a gcc vs clang thing?

Outputs get events that trigger before and after all their windows get drawn. Views get events that trigger when a window's title is changed so I can keep my status...

This allows things like wlr-randr to work. There's the standard wlroots plumbing to connect up, plus a few extra checks here and there to make sure we're not trying to...

The nRF52 syscfg (mcu/nordic/nrf52xxx/syscfg.yml) has a load of restrictions on it serial peripherals, e.g. `"!I2C_0 || (I2C_0_PIN_SCL && I2C_0_PIN_SDA)"`, aiming, presumably, the make sure that any enabled peripheral has it...