Remove legacy upload/download code
Remove legacy upload/download code

ICGC-TCGA-PanCancer/CGP-Somatic-Docker,ICGC-TCGA-PanCancer/CGP-Somatic-Docker,ICGC-TCGA-PanCancer/CGP-Somatic-Docker,ICGC-TCGA-PanCancer/CGP-Somatic-Docker