Fix the travis script to prevent requesting user input
Fix the travis script to prevent requesting user input

(cherry picked from commit 9253ee2c9a1c774bef3ad3f08f02c78778c8dff5)

inventree/InvenTree,SchrodingersGat/InvenTree,SchrodingersGat/InvenTree,inventree/InvenTree,inventree/InvenTree,SchrodingersGat/InvenTree,inventree/InvenTree,SchrodingersGat/InvenTree