RandomnessController.randomSeed should probably default to true

[JonnyOThan]

Is this why things seem to be so synced up?

https://github.com/post-kerbin-mining-corporation/Waterfall/blob/507a5ae70f3226748208ddcb951a478ff3d344b6/Source/Waterfall/EffectControllers/RandomnessController.cs#L24