Roland JV-1080 XP-50 Don Solaris Soundset

Update in 2021: many ask is this soundset still available? Yes, it is: www.donsolaris.com/?page_id=865
Compatible with: JV-1010, JV-1080, JV-2080, XP-30, XP-50, XP-60, XP-80, XV-88, XV-2020, XV-3080, XV-5050, XV-5080.
Here is an excellent demo by BitleyTM of this same soundset: / solarisation-jv-1080