added getMutSig to Web API
added getMutSig to Web API

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