Day-Night cycle

[Genrizza]

I suggest a day and night cycle, doesn't seem like much at first. But here's some things that could be introduced with a day and night cycles

1. Nighttime can add a camouflage buff to units (units are harder to see for scouts)

2. Nighttime emphasizes the need for patrols

3. Will take more planning to attack and invade, you have to think about days and nights

4. Units at night can get a defense downgrade 

5.if turrets and units inside a city (or military zone, resource zone) defense is buffed

i have other ideas for other things. But this is the idea I wanted to t