Update juju/testing deps.
Update juju/testing deps.

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