Weird error when compiling.

[TheFlyingFiddle]

> public class ComponentDetail(T) : Component {
>       
> ////////////////////////////////////////////////////////////
>       /// Component's ID as static member.
>       public static hash_t ID = typeid(T).toHash;

typeid(T).toHash can not be evaluated by the compiler at 
compile-time.

Placing the ID initalization in a static this should fix the 
problem.

eg.

public static hash_t ID;

static this()
{
   ID = typeid(T).toHash;
}