Restructured Mage module

Mage/src/main/java/mage/game/GameOptions.java

@@ -0,0 +1,45 @@
+package mage.game;
+
+import java.io.Serializable;
+import mage.constants.PhaseStep;
+
+/**
+ * Game options for Mage game. Mainly used in tests to configure
+ * {@link GameImpl} with specific params.
+ *
+ * @author ayratn
+ */
+public class GameOptions implements Serializable {
+
+    private static final GameOptions defInstance = new GameOptions();
+
+    public static GameOptions getDefault() {
+        return defInstance;
+    }
+
+    /**
+     * Defines the running mode. There are some exclusions made for test mode.
+     */
+    public boolean testMode = false;
+
+    /**
+     * Defines the turn number game should stop on. By default, is null meaning
+     * that game shouldn't stop on any specific turn.
+     */
+    public Integer stopOnTurn = null;
+
+    /**
+     * Stop at the end of the turn if true otherwise stop at the beginning
+     */
+    public PhaseStep stopAtStep = PhaseStep.UNTAP;
+
+    /**
+     * If true, library won't be shuffled at the beginning of the game
+     */
+    public boolean skipInitShuffling = false;
+
+    /**
+     * If true, players can rollback turn if all players agree
+     */
+    public boolean rollbackTurnsAllowed = true;
+}