smoother formation manouvres
Implement a threshold between "turning" the formation and "rearranging" it.
Patch By: marder
Based on Patch By: alre
Comments By: Freagarach, Stan, Silier
Glanced good By: Freagarach
Differential Revision: D4294
Forum Topic: https://wildfiregames.com/forum/topic/44848-proposals-for-formations/#comment-452917