Remove dependency from 'pwd' which does not work on Windows
Remove dependency from 'pwd'
which does not work on Windows


Former-commit-id: 225aa5c181395181b4120e21f4118e219dd7da7d [formerly 225aa5c181395181b4120e21f4118e219dd7da7d [formerly 4afcbbceae3d55bb05e5d1a227506b5ceb1c9e20]]
Former-commit-id: 8ca19402a1ea73aeba29af049e767f8657e64b2c
Former-commit-id: 4b24d3767c9ac96d8846cbbf0be96b96702695b9
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine