Added missing copyright notice.

General cleanup.

Added config reload and test.

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.

DataPack L2J/L2J_DataPack@c28b5c3e9570ba3e0c4f5296e1e9a6751ed385d2

2D and 3D is used to show distance between target current position and
spawn one

@reported by: @UnAfraid

@patched by: sahar

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

Included source cleanup.

BETA: Fixed a bug that was introduced with `MasterHandler` update in [10395] that registered action handlers and action shift handlers on each others manager.
	* DP-Part of [L6600]
	* Removed changelog generation from build file.
	* With [L6600] and this enemy clan support was removed and monsters wont attack each other anymore.
		Reported By: yksdtc, u3games, JMD, Zealar, Pandragon, !UnAfraid, Sdw
      	Thanks to: Zoey76

Reviewed by: Zealar, Zoey76, !UnAfraid

Patch from: Zealar
Reviewed by: UnAfraid, Zoey76, Sdw

Reviewed by: Zoey76, !UnAfraid

	* Datapack part for [L6281]
	* Test XML spawnlists and spawn territories are disabled by default now
	* Cleanup (patch by jurchiks)

* Reviewed by: jurchiks, xban1x, !UnAfraid

		* Reported by: xban1x

	* Reviewed by: Zoey76, UnAfraid

	* Reviewed by: Zoey76, UnAfraid, jurchiks

	* Reviewed by: Zoey76

	* Removed lot of casting.

'''Note:''' If you get errors on your custom scripts after synchronizing, just check and change methods from getXXXId() to getId().

	* Patch by: Tan, UnAfraid, Nos

	* Reworked skill and drop editing for npcs and the whole AdminEditNpc handler.
	* Improved html layout of those functions.
	* Added quick admin command to reload all handlers: !//reload handler
	* Fixing some small sql files typos.
	* Patch by: Nos

* Updated Gordon AI
* Updated spawn loc for some NPCs
* Zealot of Shilen AI cleanup
Reviewed by: MELERIX, !UnAfraid, Adry_85
Note: Requires Core Update

	* Comment fixes will be done later.
	* This is done so new patches won't be so large due new Eclipse settings on save.

	* Proper GPLv3 license.
	* Updated all Java DP files.
	* Added missing license to the following files:
		* !FirstClassTransferTalk
		* !AdminInstanceZone
	* Updated Eclipse preferences for new files (header).
		* ''Same'' settings as Core.