Hello Guixers,

this patch adds Guile-INI -- an INI format[1] parser for GNU Guile.

Guile-INI depends on the recently added Guile-SMC. [2]

Thanks,

- Artyom

References:
1: https://en.wikipedia.org/wiki/INI_file
2: https://guix.gnu.org/en/packages/guile-smc-0.3.0/