Refs #8131 Updated CalcCorr interface.
Refs #8131 Adding new AbsRun method.
Refs #8131 Refactored IndirectAbsCor
Refs #8121 Merge master into branch.
Refs #8131 Pass correct parameters to routine.
Refs #8131 Fix various issues with SetSampleMaterial.
Refs #8131 Minor interface tweak.
Merge branch 'feature/8131_calc_corr_update' into develop