Updated skills to High Five:
Song of Vitality (304)
Song of Vengeance (305)
Song of Flame Guard (306)
Dance of Aqua Guard (307)
Song of Storm Guard (308)
Dance of Earth Guard (309)
Dance of the Vampire (310)
Dance of Protection (311)
Song of Renewal (349)
Song of Meditation (363)
Song of Champion (364)
Dance of Siren (365)
Dance of Shadows (366)
Shield of Faith (528)
Song of Elemental (529)
Dance of Alignment (530)
Greater Group Heal (1219)
Chant of Life (1229)
Chant of Fury (1251)
Chant of Evasion (1252)
Chant of Rage (1253)
Benediction (1271)
Chant of Revenge (1284)
Prayer (1307)
Chant of Predator (1308)
Chant of Eagle (1309)
Chant of Vampire (1310)
Body of Avatar (1311)
Mass Summon Storm Cubic (1328)
Mass Summon Aqua Cubic (1329)
Mass Summon Phantom Cubic (1330)
Chant of Spirit (1362)
Chant of Victory (1363)
War Chant (1390)
Earth Chant (1391)
Major Group Heal (1402)
Magnus' Chant (1413)
Chant of Protection (1461)
Prahnah (1470)
Appetite for Destruction (1476)
Vampiric Impulse (1477)
Protection Instinct (1478)

Fixed Summoners minions
Fixed issue #168

Moved to Maven instead of Gradle.
Using proper project structure and package structure.

Moved to Maven instead of Gradle.
Using proper project structure and package structure.

Fixed minor typos.

Moving all files to main folder.
Using Gradle to define, manage dependecies and build the project.
Upgraded Gradle wrapper.

Included source cleanup.

L2J/L2J_Server@39fdc7675cef35572a92050e27f810353eb83412

	* New Datapack sided Hellbound Engine.
	* Using one class-loader for all Hellbound related scripts:
		* Faster loading and allows "communication" between scripts.
		* Allows disabling Hellbound completely by just removing the class-loader from scripts.cfg.
	* Static Hellbound's spawn data moved from SQL to XML.
	* Removed `HellboundManager`.
	* Reviewed all the Hellbound related scripts:
		* Finalized all classes and removed main method.
		* Added !JavaDocs.
		* Removed the usage of `QuestState`, it's not required at all at AIs.
		* Moved constructor at the top of the class after fields declaration.

Reviewed by: xban1x, UnAfraid, St3eT, Konstantinos