Lenstool-hpc hierarchy

- src	(source code)
	- grad	(source code for gradient calculation)
	- chi	(source code for chi calculation)
	- etc
- test	(configuration for tests and benchmarks, unitests and test-results)
	- configfiles (contains the the parameters and img files for test and benchmarks)
		- parameter (parameterfiles)
		- img	(imagesfiles)
	- results (results against which to compare tests)
		- chi (results for chi)
		- grad (results for grad)
		-