assozioationswarms refinement
new swarm aesthetics test
new background in swarm test
Merge branch 'denny' into dev

Conflicts:
	Drole1.5/src/drole/gfx/assoziation/BildweltAssoziation.java
	Drole1.5/src/drole/gfx/assoziation/BildweltAssoziationAgent.java
	Drole1.5/src/drole/gfx/assoziation/BildweltAssoziationPensee.java
Merge of Chris and Denny