Depend on the URL proto url that protoc outputs
Depend on the URL proto url that protoc outputs

Closes #340

Signed-off-by: Tycho Andersen <10c18fcb898ee6b17d6575d444b125d10b3f4d6a@canonical.com>

pcdummy/lxd,stgraber/lxd,dvbportal/osx-lxd,ericsnowcurrently/lxd,dvbportal/osx-lxd,lxc/lxd,pcdummy/lxd,dvbportal/osx-lxd,akshaykarle/lxd,stgraber/lxd,jumpstarter-io/lxd,Skarlso/lxd,dustinkirkland/lxd,ollie314/lxd,jumpstarter-io/lxd,jensg-st/lxd,hallyn/lxd,lxc/lxd,atxwebs/lxd,jsavikko/lxd,benaryorg/lxd,Skarlso/lxd,beni55/lxd,atxwebs/lxd,mjeanson/lxd,techtonik/lxd,mikemccracken/lxd,georghopp/lxd,smoser/lxd,akshaykarle/lxd,mjeanson/lxd,hallyn/lxd,erikmack/lxd,ericsnowcurrently/lxd,mjeanson/lxd,hallyn/lxd,erikmack/lxd,dustinkirkland/lxd,rcj4747/lxd,jumpstarter-io/lxd,chrisglass/lxd,stgraber/lxd,Malizor/lxd,basvanbeek/lxd,mikemccracken/lxd,tych0/lxd,smoser/lxd,lxc/lxd,yura-pakhuchiy/lxd,stgraber/lxd,jsavikko/lxd,yura-pakhuchiy/lxd,ericsnowcurrently/lxd,benaryorg/lxd,rrva/lxd,lxc/lxd,jensg-st/lxd,techtonik/lxd,georghopp/lxd,stgraber/lxd,chrisglass/lxd,atxwebs/lxd,stgraber/lxd,lxc/lxd,atxwebs/lxd,beni55/lxd,Malizor/lxd,achanda/lxd,smoser/lxd,Skarlso/lxd,jsavikko/lxd,dustinkirkland/lxd,ollie314/lxd,sl1pm4t/lxd,rcj4747/lxd,pcdummy/lxd,sl1pm4t/lxd,hallyn/lxd,jensg-st/lxd,akshaykarle/lxd,basvanbeek/lxd,stgraber/lxd,lxc/lxd,basvanbeek/lxd,hallyn/lxd,yura-pakhuchiy/lxd,hallyn/lxd,lxc/lxd,Malizor/lxd,achanda/lxd,tych0/lxd,chrisglass/lxd,Skarlso/lxd,techtonik/lxd,georghopp/lxd,erikmack/lxd,benaryorg/lxd,ollie314/lxd,rrva/lxd,rcj4747/lxd,beni55/lxd,sl1pm4t/lxd,tych0/lxd,mikemccracken/lxd,achanda/lxd,rrva/lxd