YOU MAY ONLY DO THIS WITH PERMISSION AND YOU MUST NOT SHARE IT TO PUBLIC!
To enable the restricted copyrightcontent go into the HGF\media folder.
Unpack copyrightcontent.zip.
Now you shall have some .ogg files in the CODI\hgf\media folder.
Open CODI\hgf\variables.sqf and set the value of hg_license_sounds to true.