Just some minor changes

General
-Added a savefile system (save up to 3 different games)
-Upgraded the loot race stopwatch model to a more fitting toy like design
-Fixed bathroom waterplane dealing no damage

Level Editor
-Editor objects can now be renamed
-Added a toggle for fullbright view in the editor (helpful when editing dark maps)
-Preview the selected song in the editor (or play it on loop for some background tunes)
-Added "Hold" field for intro fly-by cameras (duration to wait before moving to next position)
-New invisible material (only visible in editor, invisible collider ingame)
-New full black material (unlit)
-Fixed "load level" list not expanding automatically when all saved maps wouldn't fit on screen