Added window resize behavior to Core.
Added window resize behavior to Core.

beni55/engi,vizorvr/patches,engijs/engi,engijs/engi,vizorvr/vizor-create,vizorvr/vizor,vizorvr/vizor,beni55/engi,vizorvr/vizor,engijs/engi,vizorvr/patches,vizorvr/patches,vizorvr/vizor-create,vizorvr/patches,beni55/engi,vizorvr/vizor-create,vizorvr/patches