There are two ways to load PropConfig data int LightLike simulation:
•use mliLoad and AcsAtmSpec constructor.
•Read atmosphere specification for eXcel spreadsheet file: createAtmSpecFromAtmosphericProfile("inputs/LEEDR_Const_1Eminus17.xls",wl, hTarget, hPlatform, dz,nscreen, turbFactor)
•Call PropConfigSpec constructor
