Merge branch 'Heightmap'

Conflicts:
	CCT_visualisierung.pde
	build-tmp/CCTV_Visualization$Cell.class
	build-tmp/CCT_visualisierung.class
	build-tmp/source/CCT_visualisierung.java
	data/framecount.txt
	data/positions.txt
	density.pde
	directions.pde
	paths.pde
	test.txt
	tracing.pde