Provision DevCentral local configuration
Summary:
This will permit to manage devcentral configuration easily
Ref T2099
Test Plan: salt docker-002 state.sls_id /srv/phabricator/devcentral/conf/local/local.json roles/paas-docker/containers/phabricator
Reviewers: dereckson
Reviewed By: dereckson
Maniphest Tasks: T2099
Differential Revision: https://devcentral.nasqueron.org/D3623