Online Accounts: Sign-on daemon

Merge proposals dependent on lp://staging/~ci-train-bot/signon/signon-ubuntu-yakkety-landing-005

  1. signon-ubuntu-yakkety-landing-005
  2. Dependent merge proposals

lp://staging/~ci-train-bot/signon/signon-ubuntu-yakkety-landing-005 has no merge proposals.