packager: use the new inits
packager: use the new inits

Former-commit-id: 7c5b5897470629dfe5d306b0aa6dcc9d5ae14c64 [formerly 119d5f66207b80d06a53d99b0a9f3cd38c01efa9]
Former-commit-id: 52f815299d4d3d1606e60322bfddb0d646b04464
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine