* Add default ISO Windows layout for Durgod/K320
* Duplicate default_iso to default_iso_mac
Swap the L{GUI,ALT} keys to match the mac layout, and remove the
windows key lock functionality.
* Remove windows-key lock in default_iso
* Fixup wonky macro layout inherited from ansi keymap
The ISO (Mac) keymap for Durgod Taurus K320.
Layer 0 : Standard ISO 88 Keys TKL layout (Mac)
Layer 1 : Media control
- Reusing Durgod's Original Media Control for Fn + F1 ~ Fn + F7