libgnt/libgnt

Allow introspection on Windows.

2020-11-16, Elliott Sales de Andrade
741097e10968
Allow introspection on Windows.

msys2 supports it, so no need to block it, especially as our other project do
not.

Reviewed at https://reviews.imfreedom.org/r/222/
[general]
shadow = 0
[colors]
black = 0; 0; 0
red = 1000; 0; 0
green = 0; 1000; 0
blue = 250; 250; 700
white = 1000; 1000; 1000
gray = 700; 700; 700
darkgray = 256; 256; 256
[colorpairs]
normal = black; white
highlight = white; blue
highlightd = black; gray
shadow = black; darkgray
title = white; blue
titled = white; gray
text = white; blue
disabled = gray; white