Don't pass empty options to Docker
Don't pass empty options to Docker

pdh/kops,luomiao/kops,sethpollack/kops,justinsb/kops,robinpercy/kops,leandrocr/kops,faraazkhan/kops,leandrocr/kops,DualSpark/kops,kris-nova/kops,mad01/kops,faraazkhan/kops,blakebarnett/kops,gambol99/kops,jnewland/kops,dacohen/kops,kris-nova/kops,zytek/kops,DualSpark/kops,leandrocr/kops,BradErz/kops,faraazkhan/kops,chrislovecnm/kops,ikropotov/kops,zytek/kops,MadDogTechnology/kops,aledbf/kops,tsupertramp/kops,justinsb/kops,andrewsykim/kops,kris-nova/kops,WillemMali/kops,mad01/kops,reactiveops/kops,aledbf/kops,blakebarnett/kops,pdh/kops,BradErz/kops,jnewland/kops,dacohen/kops,aledbf/kops,faraazkhan/kops,zytek/kops,kris-nova/kops,kubernetes/kops,sethpollack/kops,sethpollack/kops,austinmoore-/kops,reactiveops/kops,chrislovecnm/kops,chrislovecnm/kops,DualSpark/kops,austinmoore-/kops,leandrocr/kops,andrewsykim/kops,gambol99/kops,blakebarnett/kops,austinmoore-/kops,BradErz/kops,mad01/kops,MadDogTechnology/kops,sp-borja-juncosa/kops,luomiao/kops,mad01/kops,gambol99/kops,robinpercy/kops,reactiveops/kops,DualSpark/kops,ikropotov/kops,luomiao/kops,sp-borja-juncosa/kops,WillemMali/kops,reactiveops/kops,zytek/kops,robinpercy/kops,WillemMali/kops,andrewsykim/kops,kubernetes/kops,sethpollack/kops,robinpercy/kops,sp-borja-juncosa/kops,WillemMali/kops,pdh/kops,kubernetes/kops,MadDogTechnology/kops,BradErz/kops,tsupertramp/kops,dacohen/kops,dacohen/kops,sp-borja-juncosa/kops,chrislovecnm/kops,austinmoore-/kops,luomiao/kops,ikropotov/kops,tsupertramp/kops,blakebarnett/kops,andrewsykim/kops,jnewland/kops,ikropotov/kops,gambol99/kops,justinsb/kops,aledbf/kops,pdh/kops,MadDogTechnology/kops,tsupertramp/kops