By PJBs suggestion. Cleaner to do this instead of repeatedly calling GetChild. Also changed ApcBoundUserInterface._window from an SS14Window to an ApcWindow to avoid extra type casting.
* CEV-Eris SMES sprite as RSI.
Has been modified so that the light overlay states use alpha blending.
* Add tiny glow to SMES display sprite.
* Appearances work v2
* More WiP
* RoundToLevels works correctly on even level counts now.
* SMES -> Smes because MS guidelines.
* CEV-Eris APC sprite.
* APC visuals.
* Reduce SMES scale again to normal levels.
* Update submodule