More acts have been announced for the 2015 Shiprocked Cruise. The newly added acts include: Gemini Syndrome, Icon for Hire, 3 Years Hollow, Daybreak Embrace and Sidewise Also, more musicians have been added to the Metal Allegiance performance including: Troy Sanders (Mastodon), Rex Brown (Pantera, Kill Devil Hill) and Alex Skolnick (Testament). All of these…