[VA] {refactoring} I19 Enemy Pathfinding

#19 improved enemy pathfinding
Merge branch 'vadler_dev' of https://github.com/fadler/sw14_free_27 into vadler_dev

Conflicts:
	core/src/at/adlerbros/sneakquest/screens/PlayScreen.java
	core/src/at/adlerbros/sneakquest/tools/EnemyManager.java
[VA] {refactorig} I19 absolute coordinates

#19 enabled usage of absolute coordinate for spawns and waypoints
[VA] {refactoring} I19 update EnemyManager unit test

#19 updated EnemyManagerTest with new enemy creation
[VA] {refactoring}  I19 update Enemy Test

#19 updated enemy unit tests