Fix annotation column sorting issue
Fix annotation column sorting issue

This is related to #1109

angelicaochoa/cbioportal,pughlab/cbioportal,shrumit/cbioportal-gsoc-final,zhx828/cbioportal,inodb/cbioportal,zhx828/cbioportal,pughlab/cbioportal,mandawilson/cbioportal,shrumit/cbioportal-gsoc-final,jjgao/cbioportal,IntersectAustralia/cbioportal,angelicaochoa/cbioportal,onursumer/cbioportal,yichaoS/cbioportal,yichaoS/cbioportal,onursumer/cbioportal,n1zea144/cbioportal,kalletlak/cbioportal,adamabeshouse/cbioportal,inodb/cbioportal,adamabeshouse/cbioportal,kalletlak/cbioportal,n1zea144/cbioportal,inodb/cbioportal,gsun83/cbioportal,bihealth/cbioportal,bihealth/cbioportal,yichaoS/cbioportal,pughlab/cbioportal,mandawilson/cbioportal,inodb/cbioportal,IntersectAustralia/cbioportal,zhx828/cbioportal,cBioPortal/cbioportal,cBioPortal/cbioportal,mandawilson/cbioportal,bihealth/cbioportal,gsun83/cbioportal,adamabeshouse/cbioportal,mandawilson/cbioportal,cBioPortal/cbioportal,bihealth/cbioportal,n1zea144/cbioportal,n1zea144/cbioportal,d3b-center/pedcbioportal,IntersectAustralia/cbioportal,d3b-center/pedcbioportal,jjgao/cbioportal,gsun83/cbioportal,gsun83/cbioportal,gsun83/cbioportal,shrumit/cbioportal-gsoc-final,shrumit/cbioportal-gsoc-final,bihealth/cbioportal,jjgao/cbioportal,IntersectAustralia/cbioportal,cBioPortal/cbioportal,n1zea144/cbioportal,shrumit/cbioportal-gsoc-final,kalletlak/cbioportal,d3b-center/pedcbioportal,sheridancbio/cbioportal,pughlab/cbioportal,yichaoS/cbioportal,yichaoS/cbioportal,mandawilson/cbioportal,pughlab/cbioportal,sheridancbio/cbioportal,angelicaochoa/cbioportal,n1zea144/cbioportal,bihealth/cbioportal,zhx828/cbioportal,kalletlak/cbioportal,pughlab/cbioportal,cBioPortal/cbioportal,angelicaochoa/cbioportal,onursumer/cbioportal,bihealth/cbioportal,shrumit/cbioportal-gsoc-final,inodb/cbioportal,sheridancbio/cbioportal,gsun83/cbioportal,IntersectAustralia/cbioportal,d3b-center/pedcbioportal,shrumit/cbioportal-gsoc-final,jjgao/cbioportal,d3b-center/pedcbioportal,kalletlak/cbioportal,zhx828/cbioportal,inodb/cbioportal,mandawilson/cbioportal,d3b-center/pedcbioportal,yichaoS/cbioportal,zhx828/cbioportal,yichaoS/cbioportal,IntersectAustralia/cbioportal,kalletlak/cbioportal,adamabeshouse/cbioportal,n1zea144/cbioportal,d3b-center/pedcbioportal,adamabeshouse/cbioportal,onursumer/cbioportal,sheridancbio/cbioportal,jjgao/cbioportal,onursumer/cbioportal,kalletlak/cbioportal,pughlab/cbioportal,adamabeshouse/cbioportal,angelicaochoa/cbioportal,cBioPortal/cbioportal,gsun83/cbioportal,angelicaochoa/cbioportal,sheridancbio/cbioportal,adamabeshouse/cbioportal,onursumer/cbioportal,jjgao/cbioportal,angelicaochoa/cbioportal,mandawilson/cbioportal,IntersectAustralia/cbioportal,zhx828/cbioportal,sheridancbio/cbioportal,jjgao/cbioportal,inodb/cbioportal