v4.6.1-b

• Implement saving/loading!
• Balance: Gain slightly more power from weak scavs
• Balance: Gain less power from strong scavs
• New feature: Choose the Power Level in the game setup screen to control how much power is earned for destroying scavs
• Technical change: The Scavengers AI Bot will control the scavs if Scavengers = off
• A warning is printed if you play without any scavengers of any kind ("WARNING: Saving/loading is broken because Scavengers are off")
• Small bug fixes and performance improvements
• Refactored large parts of the code. Most notably, separate configAPI.js into configAPI and configReader
• More JSDoc comments
• Other unimportant changes