-Added getDualClassLevel() for skill learn packet and dual skill that learned if player have needed main & dual class level.

-Update AcquireSkillList packet.
-Added skill Dual Maximum Hp to skill tree for all awaken classes.
-Fixed a bug when changing class skills to learn stay from previous class until relogin.

Contributed by NviX.

trunk/java/com/l2jserver/gameserver/model/L2SkillLearn.java

@@ -39,6 +39,7 @@ public final class L2SkillLearn
 	private final int _skillId;
 	private final int _skillLvl;
 	private final int _getLevel;
+	private final int _getDualClassLevel;
 	private final boolean _autoGet;
 	private final int _levelUpSp;
 	private final List<ItemHolder> _requiredItems = new ArrayList<>();
@@ -61,6 +62,7 @@ public final class L2SkillLearn
 		_skillId = set.getInt("skillId");
 		_skillLvl = set.getInt("skillLvl");
 		_getLevel = set.getInt("getLevel");
+		_getDualClassLevel = set.getInt("getDualClassLevel", 0);
 		_autoGet = set.getBoolean("autoGet", false);
 		_levelUpSp = set.getInt("levelUpSp", 0);
 		_residenceSkill = set.getBoolean("residenceSkill", false);
@@ -100,6 +102,14 @@ public final class L2SkillLearn
 		return _getLevel;
 	}
 	
+	/**
+	 * @return the minimum dual class level required to acquire this skill.
+	 */
+	public int getDualClassLevel()
+	{
+		return _getDualClassLevel;
+	}
+	
 	/**
 	 * @return the amount of SP/Clan Reputation to acquire this skill.
 	 */