Cleanly exit from errors in bubbletree heterogeneity calculations. Current Bioconductor version fails when it doesn't converge.
Cleanly exit from errors in bubbletree heterogeneity calculations. Current
Bioconductor version fails when it doesn't converge.

mjafin/bcbio-nextgen,hjanime/bcbio-nextgen,chapmanb/bcbio-nextgen,vladsaveliev/bcbio-nextgen,lpantano/bcbio-nextgen,vladsaveliev/bcbio-nextgen,elkingtonmcb/bcbio-nextgen,fw1121/bcbio-nextgen,guillermo-carrasco/bcbio-nextgen,brainstorm/bcbio-nextgen,biocyberman/bcbio-nextgen,a113n/bcbio-nextgen,fw1121/bcbio-nextgen,a113n/bcbio-nextgen,guillermo-carrasco/bcbio-nextgen,elkingtonmcb/bcbio-nextgen,lpantano/bcbio-nextgen,fw1121/bcbio-nextgen,guillermo-carrasco/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,lbeltrame/bcbio-nextgen,elkingtonmcb/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,lpantano/bcbio-nextgen,gifford-lab/bcbio-nextgen,vladsaveliev/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,gifford-lab/bcbio-nextgen,gifford-lab/bcbio-nextgen,chapmanb/bcbio-nextgen,hjanime/bcbio-nextgen,a113n/bcbio-nextgen,brainstorm/bcbio-nextgen,verdurin/bcbio-nextgen,biocyberman/bcbio-nextgen,mjafin/bcbio-nextgen,lbeltrame/bcbio-nextgen,verdurin/bcbio-nextgen,mjafin/bcbio-nextgen,brainstorm/bcbio-nextgen,chapmanb/bcbio-nextgen,verdurin/bcbio-nextgen,biocyberman/bcbio-nextgen,lbeltrame/bcbio-nextgen,hjanime/bcbio-nextgen