ubuntu: add '--install_layout' argument
ubuntu: add '--install_layout' argument

Former-commit-id: 478ee007c96171ac349ec663b7107f2c9daf4863 [formerly 1a6b8413a96d5ca5a0e70dddadb4978c03cb072e] [formerly 1a6b8413a96d5ca5a0e70dddadb4978c03cb072e [formerly aa891e7c70ec8e96310e2d8579f7f6b91cf2430e]]
Former-commit-id: fc184bc985c5de99f914f7e1f5edec710a031592
Former-commit-id: 9749c1a81c4c9bc78d7b0c125af245bb401c47d1
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine