merged: Implement SupportsSpaces for maas 1.9
merged: Implement SupportsSpaces for maas 1.9

anastasiamac/juju,marcmolla/juju,mikemccracken/juju,waigani/juju,alesstimec/juju,reedobrien/juju,bz2/juju,dimitern/juju,bz2/juju,mjs/juju,howbazaar/juju,alesstimec/juju,howbazaar/juju,bogdanteleaga/juju,waigani/juju,dimitern/juju,waigani/juju,kat-co/juju,gabriel-samfira/juju,makyo/juju,dimitern/juju,howbazaar/juju,mjs/juju,bac/juju,perrito666/juju,perrito666/juju,axw/juju,alesstimec/juju,perrito666/juju,howbazaar/juju,davecheney/juju,marcmolla/juju,macgreagoir/juju,gabriel-samfira/juju,ericsnowcurrently/juju,dimitern/juju,kat-co/juju,kat-co/juju,gabriel-samfira/juju,mikemccracken/juju,frankban/juju,bz2/juju,anastasiamac/juju,bac/juju,AdamIsrael/juju,frankban/juju,bogdanteleaga/juju,reedobrien/juju,marcmolla/juju,perrito666/juju,mjs/juju,kat-co/juju,bogdanteleaga/juju,axw/juju,mjs/juju,mikemccracken/juju,reedobrien/juju,frankban/juju,dimitern/juju,reedobrien/juju,anastasiamac/juju,bz2/juju,alesstimec/juju,dooferlad/juju,dooferlad/juju,mjs/juju,waigani/juju,macgreagoir/juju,mikemccracken/juju,davecheney/juju,axw/juju,davecheney/juju,marcmolla/juju,frankban/juju,dooferlad/juju,bogdanteleaga/juju,macgreagoir/juju,ericsnowcurrently/juju,gabriel-samfira/juju,alesstimec/juju,frankban/juju,anastasiamac/juju,howbazaar/juju,reedobrien/juju,mikemccracken/juju,bac/juju,AdamIsrael/juju,anastasiamac/juju,davecheney/juju,perrito666/juju,marcmolla/juju,makyo/juju,ericsnowcurrently/juju,makyo/juju,bz2/juju,dooferlad/juju,AdamIsrael/juju,axw/juju,ericsnowcurrently/juju,makyo/juju,macgreagoir/juju,AdamIsrael/juju,bac/juju,gabriel-samfira/juju,bac/juju,axw/juju,ericsnowcurrently/juju,dooferlad/juju,kat-co/juju,macgreagoir/juju,mjs/juju,mjs/juju