bin/openquake: cleanup of expanduser
bin/openquake: cleanup of expanduser


Former-commit-id: 8fde67261af8a47f38f51e81699d8f2cbc7fce22 [formerly dbf74e8b878bb66b035b4de1aa3efeddff57c945]
Former-commit-id: 6379203b0c18cf2508f3ceda05ea48d268c673a8
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine