Remove one branch that can never be taken and comment another that can only be taken in older vagrant
Remove one branch that can never be taken and comment another that can only be taken in older vagrant

swizzley/vagrant-libvirt,infernix/vagrant-libvirt,dustymabe/vagrant-libvirt,pradels/vagrant-libvirt,leoh0/vagrant-libvirt,brk3/vagrant-libvirt,skamithi/vagrant-libvirt,tkrille/vagrant-libvirt,alexblackie/vagrant-libvirt,Paulche/vagrant-libvirt,electrofelix/vagrant-libvirt,dustymabe/vagrant-libvirt,vagrant-libvirt/vagrant-libvirt,electrofelix/vagrant-libvirt,sendgrid-ops/vagrant-libvirt,tkrille/vagrant-libvirt,gbriones1/vagrant-libvirt,pronix/vagrant-libvirt,freexploit/vagrant-libvirt,bexelbie/vagrant-libvirt,sjfloat/vagrant-libvirt,skamithi/vagrant-libvirt,joejulian/vagrant-libvirt,vagrant-libvirt/vagrant-libvirt,gbriones1/vagrant-libvirt,fxkr/vagrant-libvirt,moozer/vagrant-libvirt,sjfloat/vagrant-libvirt,JulianVolodia/vagrant-libvirt,d0c-s4vage/vagrant-libvirt,mandre/vagrant-libvirt,alexblackie/vagrant-libvirt,JulianVolodia/vagrant-libvirt,fxkr/vagrant-libvirt,bexelbie/vagrant-libvirt,brk3/vagrant-libvirt,Paulche/vagrant-libvirt,infernix/vagrant-libvirt,mandre/vagrant-libvirt,infernix/vagrant-libvirt,sendgrid-ops/vagrant-libvirt,leoh0/vagrant-libvirt,freexploit/vagrant-libvirt,volago/vagrant-libvirt,timhughes/vagrant-libvirt,swizzley/vagrant-libvirt,electrofelix/vagrant-libvirt,moozer/vagrant-libvirt,volago/vagrant-libvirt,pradels/vagrant-libvirt,joejulian/vagrant-libvirt,d0c-s4vage/vagrant-libvirt,timhughes/vagrant-libvirt,vagrant-libvirt/vagrant-libvirt,pronix/vagrant-libvirt