add some missing docs

src/logic/future_moves.rs

@@ -20,8 +20,10 @@ pub struct FutureMoves {
     /// Color w.r.t
     agent_color: Piece,
 
+    /// Config of the Tree
     config: FutureMoveConfig,
 
+    /// State of the board at the root node
     board: Board,
 }
 
@@ -44,10 +46,13 @@ pub struct FutureMoveConfig {
     /// the arena is of that size or bigger
     pub max_arena_size: usize,
 
+    /// should the tree be pruned at all?
     pub do_prune: bool,
 
+    /// should status messages be printed?
     pub print: bool,
 
+    /// What should the children be evaluated based upon?
     pub children_eval_method: ChildrenEvalMethod,
 }