applied full unionization to NLMSA construction and MAF reading code.
applied full unionization to NLMSA construction and MAF reading code.

ctb/pygr,GenDataPro/pygr,cjlee112/pygr,ctb/pygr,GenDataPro/pygr,cjlee112/pygr,GenDataPro/pygr,ctb/pygr,theoryno3/pygr,ctb/pygr,RitwikGupta/pygr,cjlee112/pygr,theoryno3/pygr,RitwikGupta/pygr,ctb/pygr,cjlee112/pygr,theoryno3/pygr,RitwikGupta/pygr