Use json file for configuration instead of config.rs

[nxnfufunezn]

Move configuration file to ~/.config/.wtftw dir and use json file for easy configuration instead of config.rs which requires compilation every-time config changes

[Simon Wollwage]

That is exactly the point of the config.rs
To make the config programmable and extensible with more plugins.

[FreeFull]

Using a .json file would severely limit how the user can customise the window manager.

[Simon Wollwage]

Closing as the point of the config is to be compilable and runnable.