Add a patch to fix the data race in mgo stats impl
Add a patch to fix the data race in mgo stats impl

While were waiting for upstream to land we can apply this patch to make
our tests more reliable -- hopefully.

Refs: https://bugs.launchpad.net/juju/+bug/1605767
Refs: https://bugs.launchpad.net/juju/+bug/1604817

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