nuklear integration for AtomicGameEngine.
// Create subsystem
auto nuklear = new NuklearUI(context_);
nuklear->BeginAddFonts();
auto fa = nuklear->AddFont("UI/fontawesome-webfont.ttf", 0, font_awesome_ranges);
nuklear->EndAddFonts(); 0);
// Draw GUI
SubscribeToEvent(E_UPDATE, [&](StringHash, VariantMap&) {
nk_begin(nuklear->GetNkContext(), "Example");
nk_end(nuklear->GetNkContext());
});