git-review script fails if locale is not in english

[Édouard Thuleau]

git-review command parses output of external command and try to match some defined keywords (like Push').
Bu if hte local isn't define to the default English language, this keyword could fails.

In English:
$ LC_MESSAGES=en_US git remote show -n gerrit
* remote gerrit
  Fetch URL: ssh://<email address hidden>:29418/openstack/neutron.git
  Push URL: ssh://<email address hidden>:29418/openstack/neutron.git
  HEAD branch: (not queried)
  Remote branches: (status not queried)
    master
    stable/grizzly
    stable/havana
  Local ref configured for 'git push' (status not queried):
    (matching) pushes to (matching)

In French:
$ git remote show -n gerrit
* distante gerrit
  URL de rapatriement : ssh://<email address hidden>:29418/openstack/neutron.git
  URL push : ssh://<email address hidden>:29418/openstack/neutron.git
  Branche HEAD : (not queried)
  Branches distantes : (statut non demandé)
    master
    stable/grizzly
    stable/havana
  Référence locale configurée pour 'git push' (statut non demandé) :
    (correspond) pousse vers (correspond)