* Fix XShape handling.
* Fix crash when XDamage is disabled.
* Make sure the nvidia COOLER target is available before trying to pull
attribute values.
* Check the nvidia extension is actually available.
* Check that the display is valid.
* Fix race condition in gw_info handling.
* Fix a couple potential nullptr derefs.
* Fix font handling without x.
* Fix regression in output to ncurses with X disabled.
* Apply some formatting/code smell fixes.
* Add fontN config and text variables
fontN, N in {0..9} allows setting a fontN variable to some font settings
which can later be recalled in text, like colorN.
* Add documentation for fontN
* Add syntax-highlighting config for fontN