class documentation - a shitload of it

app/src/main/java/chess/ai/actions/AIActionCastling.java

@@ -3,6 +3,9 @@ package chess.ai.actions;
 import chess.controller.CommandExecutor;
 import chess.controller.commands.CastlingCommand;
 
+/**
+ * Manage the transition between model and bots when it comes to Castling command.
+ */
 public class AIActionCastling extends AIAction{
 
 	private final boolean bigCastling;