127.0.0.1 --> 127.0.1.1 in .travis.yml for ipython to work
127.0.0.1 --> 127.0.1.1 in .travis.yml for ipython to work

mjafin/bcbio-nextgen,lbeltrame/bcbio-nextgen,a113n/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,lbeltrame/bcbio-nextgen,biocyberman/bcbio-nextgen,a113n/bcbio-nextgen,gifford-lab/bcbio-nextgen,vladsaveliev/bcbio-nextgen,lpantano/bcbio-nextgen,a113n/bcbio-nextgen,brainstorm/bcbio-nextgen,guillermo-carrasco/bcbio-nextgen,lbeltrame/bcbio-nextgen,guillermo-carrasco/bcbio-nextgen,mjafin/bcbio-nextgen,biocyberman/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,brainstorm/bcbio-nextgen,gifford-lab/bcbio-nextgen,vladsaveliev/bcbio-nextgen,guillermo-carrasco/bcbio-nextgen,brainstorm/bcbio-nextgen,gifford-lab/bcbio-nextgen,lpantano/bcbio-nextgen,chapmanb/bcbio-nextgen,mjafin/bcbio-nextgen,chapmanb/bcbio-nextgen,biocyberman/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,chapmanb/bcbio-nextgen,vladsaveliev/bcbio-nextgen,lpantano/bcbio-nextgen