Socorro:Releases/2.4.3

config changes

• bug 708080 new config file `statsd.php-dist`
  • crash-stats-dev: done
  • staging: TODO
  • prod: TODO
  • NOTE - dev / stage / prod may need different values depending on where they are. bug 648913 has the addresses for each data center.

misc

• bug 721134 modify jenkins config to call scripts/build.sh
  • socorro-master: https://ci.mozilla.org/job/socorro-master/385
  • socorro-release: TODO