* Cleanup warnings in PuddleSystem
* Cleanup warnings in HandsSystem
* Cleanup warnings in EnsnareableSystem
* Cleanup warnings in ElectrocutionHUDVisualizerSystem
Also simplify some if statements
* Cleanup warnings in PlantHolderVisualizerSystem
* Cleanup warnings in AlertLevelDisplaySystem
* Cleanup warnings in TetherGunSystem
* Fix error in PlantHolderVisualizerSystem
* I hate var _
* Converted PlantHolderVisualizer to component and system.
* Cleaned up Botany folder.
* Converted initialization of HydroTrayVisualizer under PlantHolderVisualizerSystem to it's own GenericVisualizer.
* Cleaned up hydro_tray.yml.
