Add population_genotype data to variation endpoint
Created by: sarahhunt
This adds the population genotype frequencies and counts for variation. I've removed the duplicate lines from t/test-genome-DBs/homo_sapiens/variation/genotype_code.txt too.
Created by: sarahhunt
This adds the population genotype frequencies and counts for variation. I've removed the duplicate lines from t/test-genome-DBs/homo_sapiens/variation/genotype_code.txt too.