version 0.1

	- initial release

version 0.2

	- added GPL license
	- new folder structur
	- separate libs for sensor and lap
	- code documentation and comments

version 0.21

	- bugfix in TrackTreeKurien managing shared Track instances in Hypotheses
	- check Assignments for duplicates (slower but needs less hypotheses)
	- separate lib for laser
	- added segmentation algorithms
	- cleanup and speedup of assignment generation using LAPJV
	- speedup loading logfiles
	- removed a lot of compiler warnings
	- code documentation and comments

version 0.3

	- integration of the adaboost detectors
	- added segmentation library with efficient agglomerative hierarchical clustering (AHC or HAC) algorithm
	- introduction of ground_truth interface to better handle laserscan annotations