Added missing infos about the calculation of the wing span and configuration length
Added missing infos about the calculation of the wing span and configuration length

DLR-SC/tigl,codingpoets/tigl,DLR-SC/tigl,DLR-SC/tigl,DLR-SC/tigl,codingpoets/tigl,codingpoets/tigl,codingpoets/tigl,codingpoets/tigl,DLR-SC/tigl,codingpoets/tigl,DLR-SC/tigl