This is not a full conversion, rather it re-envisions Orcs and Humans to more resemble Warcraft 2. It provides a balanced melee environment that allows players to take full advantage of naval tech-trees. It also adds a hyper-aggressive race called the Lost that are unique in the RTS realm, and a fleshed out Naga race.
I am aware of several issues with Severed Isles. I rushed it out and forgot to change a number of constants. I've also updated the terrain. Look for it next week.