Add _d_newarrayvT and _d_newarraymvT to create arrays without initialization. Adjust DtoNewDynArray to use DtoArrayInit for initialization of new arrays. Make Type::tvoid->defaultInit() not error.

module bug63;
extern(C) int printf(char*, ...);

void main()
{
    static void notnested()
    {
        printf("hello world\n");
    }
    notnested();
}