Citing BornAgain

J. Burle, C. Durniak, J. M. Fisher, M. Ganeva, G. Pospelov, W. Van Herck, J. Wuttke, D. Yurov (2017)
BornAgain - Software for simulating and fitting X-ray and neutron small-angle scattering
at grazing incidence, http://www.bornagainproject.org, Version <version>.
