ML quest system; first SVN release.

Secondary changes:
- Region fixes, mainly for New Haven.
- Recipe system changes.
- Enabled ML craftables.
- Dyeing/cutting restrictions for quest items.
- Moved IsInvulnerable from BaseVendor to BaseCreature.
- Moved RandomBrightHue to Utility.
- Items no longer decay when attached to a spawner.
- Quest item hue is now faked through packets, instead of overriding Hue.
- Re-enabled item drag effects for SA clients.
- Fixed AssignRandomFacialHair bug in Utility.
- Added random hue comments to Utility.

Scripts/Mobiles/Monsters/ML/Blighted Grove/Hydra.cs

@@ -0,0 +1,91 @@
+using System;
+using Server;
+using Server.Items;
+
+namespace Server.Mobiles
+{
+	[CorpseName( "a hydra corpse" )]
+	public class Hydra : BaseCreature
+	{
+		[Constructable]
+		public Hydra()
+			: base( AIType.AI_Melee, FightMode.Closest, 10, 1, 0.2, 0.4 )
+		{
+			Name = "a hydra";
+			Body = 0x109;
+			BaseSoundID = 0x16A;
+
+			SetStr( 801, 828 );
+			SetDex( 102, 118 );
+			SetInt( 102, 120 );
+
+			SetHits( 1480, 1500 );
+
+			SetDamage( 21, 26 );
+
+			SetDamageType( ResistanceType.Physical, 60 );
+			SetDamageType( ResistanceType.Fire, 10 );
+			SetDamageType( ResistanceType.Cold, 10 );
+			SetDamageType( ResistanceType.Poison, 10 );
+			SetDamageType( ResistanceType.Energy, 10 );
+
+			SetResistance( ResistanceType.Physical, 65, 75 );
+			SetResistance( ResistanceType.Fire, 70, 85 );
+			SetResistance( ResistanceType.Cold, 25, 35 );
+			SetResistance( ResistanceType.Poison, 35, 43 );
+			SetResistance( ResistanceType.Energy, 36, 45 );
+
+			SetSkill( SkillName.Wrestling, 103.5, 117.4 );
+			SetSkill( SkillName.Tactics, 100.1, 109.8 );
+			SetSkill( SkillName.MagicResist, 85.5, 98.5 );
+			SetSkill( SkillName.Anatomy, 75.4, 79.8 );
+
+			// TODO: Fame/Karma
+		}
+
+		public override void GenerateLoot()
+		{
+			AddLoot( LootPack.UltraRich, 3 );
+		}
+
+		public override void OnDeath( Container c )
+		{
+			base.OnDeath( c );
+
+			c.DropItem( new HydraScale() );
+
+			/*
+			// TODO: uncomment once added
+			if ( Utility.RandomDouble() < 0.2 )
+				c.DropItem( new ParrotItem() );
+
+			if ( Utility.RandomDouble() < 0.05 )
+				c.DropItem( new ThorvaldsMedallion() );
+			*/
+		}
+
+		public override bool HasBreath { get { return true; } }
+		public override int Hides { get { return 40; } }
+		public override int Meat { get { return 19; } }
+		public override int TreasureMapLevel { get { return 5; } }
+
+		public Hydra( Serial serial )
+			: base( serial )
+		{
+		}
+
+		public override void Serialize( GenericWriter writer )
+		{
+			base.Serialize( writer );
+
+			writer.Write( (int) 0 ); // version
+		}
+
+		public override void Deserialize( GenericReader reader )
+		{
+			base.Deserialize( reader );
+
+			int version = reader.ReadInt();
+		}
+	}
+}