setup.py: license should be 'AGPL3' only'
setup.py: license should be 'AGPL3' only'


Former-commit-id: 1cac8c8db1a53d62bdde85d3efc89909264b33bd
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine