install arg parse for py2.6
$PUBLIC_URL : reject "localhost", it will only bring tears

We must use "127.0.0.1" instead, since that's what fxa-auth-server/Hawk
are using as a "hostname", and it's included in the HMAC'ed request.
Add --lang option
help: forgotpw-submit uses --password for pw, not an argument
Add monitoring scripts
bail if we see unexpected positional arguments

This prevents things like "fxa-client --email foo create --password
bar", which didn't see the post-command "--password bar", and thus
created a new random password, leaving the account in a state where
login gave a "bad password" error).
mv command to be last arg
set stage env as default
Merge pull request #3 from edmoz/add-monitor-scripts

Add monitor scripts