make vagrant should fail if unable to curl discovery url
make vagrant should fail if unable to curl discovery url

iserko/empire,zofuthan/empire,lihuanghai/empire,mhahn/empire,zofuthan/empire,markpeek/empire,vfulco/empire,mhahn/empire,markpeek/empire,iserko/empire,iserko/empire,vfulco/empire,remind101/empire,zhakui/empire,mhahn/empire,zhakui/empire,remind101/empire,lihuanghai/empire,no2key/empire,no2key/empire,remind101/empire