Great news!
should probably also add this:
The Englishman, who has made 78 appearances in his two season with Inverness while scoring nine goals, will also start on the road to a coaching career with the backing of chairman Kenny Cameron and manager John Hughes.
"I am keen to start my coaching badges and have discussed and agreed this with the chairman and John as I see this adding a further dimension to my game and I am keen to help and assist the club in any way I can."
http://www.dailyrecord.co.uk/sport/football/football-transfer-news/inverness-defender-gary-warren-signs-3569705
Sounds like a win - win