Prepare work to better engine management (time, option and UCI support)

src/main/java/com/fathzer/jchess/bot/Engine.java

@@ -0,0 +1,11 @@
+package com.fathzer.jchess.bot;
+
+import java.util.List;
+
+public interface Engine {
+	String getName();
+	List<Option<?>> getOptions();
+	void newGame();
+	void setPosition(String startpos, List<Move> moves);
+	Move play(PlayParameters params);
+}

src/main/java/com/fathzer/jchess/bot/Move.java

@@ -0,0 +1,5 @@
+package com.fathzer.jchess.bot;
+
+public interface Move {
+
+}

src/main/java/com/fathzer/jchess/bot/Option.java

@@ -0,0 +1,28 @@
+package com.fathzer.jchess.bot;
+
+public abstract class Option<T> {
+	enum Type {
+		CHECK, SPIN, COMBO, BUTTON, STRING
+	}
+
+	private final String name;
+	private T defaultValue;
+
+	Option(String name, T defaultValue) {
+		if (name==null || defaultValue==null) {
+			throw new IllegalArgumentException();
+		}
+		this.name = name;
+		this.defaultValue = defaultValue;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	abstract Type getType();
+
+	public T getDefaultValue() {
+		return defaultValue;
+	}
+}

src/main/java/com/fathzer/jchess/bot/PlayParameters.java

@@ -0,0 +1,5 @@
+package com.fathzer.jchess.bot;
+
+public interface PlayParameters {
+
+}