tests/boxes.yml: removed wily64, vivid32, vivid64 and yakketty64.
tests/boxes.yml: removed wily64, vivid32, vivid64 and yakketty64.

Silencerco/ansible-pip,Silencerco/ansible-pip,ansiblebit/pip,ansiblebit/pip,Silencerco/ansible-pip,ansiblebit/pip