Scheduled weekly dependency update for week 16 (#4858)
Scheduled weekly dependency update for week 16 (#4858)

* Update certifi from 2018.1.18 to 2018.4.16

* Update pypom from 1.3.0 to 2.0.0

* Update zope.interface from 4.4.3 to 4.5.0

tsl143/addons-frontend,mozilla/addons-frontend,aviarypl/mozilla-l10n-addons-frontend,tsl143/addons-frontend,kumar303/addons-frontend,kumar303/addons-frontend,mozilla/addons-frontend,kumar303/addons-frontend,tsl143/addons-frontend,mozilla/addons-frontend,aviarypl/mozilla-l10n-addons-frontend,aviarypl/mozilla-l10n-addons-frontend,aviarypl/mozilla-l10n-addons-frontend,mozilla/addons-frontend,kumar303/addons-frontend,tsl143/addons-frontend