Update v1.1 New content and QoL improvements

Update v1.1

• Added the rebel faction and added three new levels
•  Added buttons and shortcuts to cycle between units
• Added chevron icons on units to convey the unit counter information
• Added a unit glow feature that can be enabled in the preferences menu
• Added a feature that allows the camera to follow the ai units on their turn. This feature can be enabled in the preferences menu
• Added undo movement feature
•  Rebalanced some units
•  Other minor improvements and bugfixes