Added some classes

Added IJob interface
Added Job class
Added Nebenjob class
Added confighandler
Fixed bug

Fixed init<> bug
Updated ConfigHandler

Added some new functions
Changed IJob interface
Coding on english now

:I
Added JobManager

Added some early functions
Updated language

Mama don't knows english :I
Added functions to JobManager
Added EdgeConomy API
Updated EdgeCore
Added join-listener

Created class UtilListener for utils listener
Added schedulers

Added schedulers for paying the user
Added testing section

Added Testing class for testing some code pieces
Added EdgeConomy API

Little changes
Updated ConfigHandler
Updated JobManager
Updated IJob listener
Updated Job-Classes

Changed because IJob listener
Updated Main-Class

Added ConfigHandler to onEnable
Added UtilListener to onEnable
Added preparing of schedulers to onEnable