First steps into pathfinding...
Merge branch 'FalksVersion' of https://github.com/fselker/SeahorseInAMaze
Organize Imports in Client
Commandline improved
Finished Pathfinding
Save positions for all players.
Actually shift the board-copy and not the current board

Also shift the playerpositions accordingly
Removing unused setters in Board
Using `Position` instead of `PositionType`
Spieler does now notices, when a Treasure has been found by another player
Ueberprufen der Shiftcard in Board
Getter und Setter fuer Card (openings players)
getPositionType in Position
anpassung der Simple KI (braucht noch bewerter)