lxd-images: Print the manifest URL
lxd-images: Print the manifest URL

Signed-off-by: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>

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