improved sort function for FIS column (fixed #223)
improved sort function for FIS column (fixed #223)

HectorWon/cbioportal,IntersectAustralia/cbioportal,shrumit/cbioportal-gsoc-final,d3b-center/pedcbioportal,zheins/cbioportal,yichaoS/cbioportal,j-hudecek/cbioportal,HectorWon/cbioportal,gsun83/cbioportal,n1zea144/cbioportal,d3b-center/pedcbioportal,bihealth/cbioportal,d3b-center/pedcbioportal,bihealth/cbioportal,yichaoS/cbioportal,mandawilson/cbioportal,n1zea144/cbioportal,mandawilson/cbioportal,kalletlak/cbioportal,pughlab/cbioportal,HectorWon/cbioportal,HectorWon/cbioportal,gsun83/cbioportal,inodb/cbioportal,cBioPortal/cbioportal,xmao/cbioportal,yichaoS/cbioportal,inodb/cbioportal,holtgrewe/cbioportal,jjgao/cbioportal,sheridancbio/cbioportal,inodb/cbioportal,bengusty/cbioportal,pughlab/cbioportal,IntersectAustralia/cbioportal,pughlab/cbioportal,sheridancbio/cbioportal,gsun83/cbioportal,mandawilson/cbioportal,kalletlak/cbioportal,HectorWon/cbioportal,n1zea144/cbioportal,n1zea144/cbioportal,zhx828/cbioportal,kalletlak/cbioportal,shrumit/cbioportal-gsoc-final,jjgao/cbioportal,gsun83/cbioportal,jjgao/cbioportal,d3b-center/pedcbioportal,angelicaochoa/cbioportal,leedonghn4/cbio-portal-webgl,zhx828/cbioportal,HectorWon/cbioportal,kalletlak/cbioportal,istemi-bahceci/cbioportal,sheridancbio/cbioportal,angelicaochoa/cbioportal,leedonghn4/cbio-portal-webgl,istemi-bahceci/cbioportal,yichaoS/cbioportal,angelicaochoa/cbioportal,zheins/cbioportal,bengusty/cbioportal,IntersectAustralia/cbioportal,sheridancbio/cbioportal,shrumit/cbioportal-gsoc-final,zheins/cbioportal,bihealth/cbioportal,pughlab/cbioportal,pughlab/cbioportal,istemi-bahceci/cbioportal,angelicaochoa/cbioportal,gsun83/cbioportal,fcriscuo/cbioportal,bengusty/cbioportal,leedonghn4/cbio-portal-webgl,zheins/cbioportal,holtgrewe/cbioportal,cBioPortal/cbioportal,j-hudecek/cbioportal,holtgrewe/cbioportal,mandawilson/cbioportal,bengusty/cbioportal,jjgao/cbioportal,xmao/cbioportal,adamabeshouse/cbioportal,onursumer/cbioportal,adamabeshouse/cbioportal,leedonghn4/cbioportal,onursumer/cbioportal,adamabeshouse/cbioportal,holtgrewe/cbioportal,xmao/cbioportal,d3b-center/pedcbioportal,IntersectAustralia/cbioportal,bengusty/cbioportal,shrumit/cbioportal-gsoc-final,istemi-bahceci/cbioportal,n1zea144/cbioportal,jjgao/cbioportal,IntersectAustralia/cbioportal,kalletlak/cbioportal,angelicaochoa/cbioportal,bihealth/cbioportal,zhx828/cbioportal,leedonghn4/cbio-portal-webgl,fcriscuo/cbioportal,j-hudecek/cbioportal,yichaoS/cbioportal,istemi-bahceci/cbioportal,gsun83/cbioportal,jjgao/cbioportal,adamabeshouse/cbioportal,angelicaochoa/cbioportal,pughlab/cbioportal,inodb/cbioportal,cBioPortal/cbioportal,d3b-center/pedcbioportal,mandawilson/cbioportal,pughlab/cbioportal,zhx828/cbioportal,gsun83/cbioportal,zheins/cbioportal,holtgrewe/cbioportal,inodb/cbioportal,adamabeshouse/cbioportal,sheridancbio/cbioportal,xmao/cbioportal,onursumer/cbioportal,cBioPortal/cbioportal,leedonghn4/cbioportal,fcriscuo/cbioportal,cBioPortal/cbioportal,adamabeshouse/cbioportal,leedonghn4/cbio-portal-webgl,cBioPortal/cbioportal,adamabeshouse/cbioportal,bihealth/cbioportal,bihealth/cbioportal,j-hudecek/cbioportal,angelicaochoa/cbioportal,leedonghn4/cbioportal,IntersectAustralia/cbioportal,onursumer/cbioportal,yichaoS/cbioportal,j-hudecek/cbioportal,leedonghn4/cbioportal,fcriscuo/cbioportal,j-hudecek/cbioportal,xmao/cbioportal,d3b-center/pedcbioportal,leedonghn4/cbioportal,bengusty/cbioportal,n1zea144/cbioportal,bihealth/cbioportal,sheridancbio/cbioportal,onursumer/cbioportal,IntersectAustralia/cbioportal,zhx828/cbioportal,zhx828/cbioportal,fcriscuo/cbioportal,n1zea144/cbioportal,mandawilson/cbioportal,inodb/cbioportal,leedonghn4/cbio-portal-webgl,shrumit/cbioportal-gsoc-final,leedonghn4/cbioportal,xmao/cbioportal,zheins/cbioportal,holtgrewe/cbioportal,istemi-bahceci/cbioportal,onursumer/cbioportal,inodb/cbioportal,yichaoS/cbioportal,kalletlak/cbioportal,kalletlak/cbioportal,jjgao/cbioportal,fcriscuo/cbioportal,shrumit/cbioportal-gsoc-final,shrumit/cbioportal-gsoc-final,zhx828/cbioportal,mandawilson/cbioportal