Revert "added undef option to allele mode of inheritance" This change was committed in master
Revert "added undef option to allele mode of inheritance"
This change was committed in master

This reverts commit ddcc192c2d94a5e517c39bcd71f19f84f9b09186.

solgenomics/sgn,solgenomics/sgn,solgenomics/sgn,solgenomics/sgn,solgenomics/sgn,solgenomics/sgn,solgenomics/sgn