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.

   * Store in Freight
   * Store in Clan Warehouse
   * Fix not working Freight

   Reported by: marcoviny 
   Tested by: marcoviny
   Reviewed by: Zoey76

	* Reviewed by: Zoey76, UnAfraid, xban1x, Nos, St3et, Adry_85
	* Tested by: xban1x

Reviewed by: Zoey76, !UnAfraid

	* Datapack part for [L6097]
		* Patch by: jurchiks
	* Newbie Guide html fix
		* Patch by: badboy29
	* FirstClassTransferTalk reworked
		* Patch by: xban1x
	* Reviewed by: Zoey76, UnAfraid, xban1x, jurchiks

	* 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.

- Merged HP/CP Recovery in ArenaBuffs handler
- Arena buffs fix by MELERIX
- Proper bypass handlers exception logging

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