vire l'intro de la version playn en attendant #132
Cleaning, and reorganize file.
15x15 level size limitation is out Fix #131
Change build status badge url.
Oups forget licence
First class of new gameSystem
Update StartGameTrigger
Reorganise and little clean up
LevelIndex use GameObject in place of Entity
First base of gamesystem
just a litle trick
Ugly commit
Correct position call
Remove backend and movestory
Undo struct is in place.
Add hashcode and equals
Remove uneed class
Add animation time constant
core/src/main/java/org/geekygoblin/nedetlesmaki/core/components/gamesystems/GameObject.java

moveTo return the new Position of object
Add getPlate membre