Is your feature request related to a problem? Please describe.

The easiest way to explain this is with an example. Imagine a module like this:

[module/date]
type = "internal/date";
interval = 60;
time = "%H:%M";

This would update the clock once every minute, which seems ideal, but it's not entirely accurate, since it doesn't update at the start of a new minute.

It wo

The configuration file is set to $HOME/.config/bspwc/bspwcrc by default if it is not supplied by the user. It is then given to the function load_config_file located in config.c. But no check is done to see if the file really exists.

The function should check if the file is present, and if not, return true to carry on.