Revert to original .travis.yml (problems occur on all Travis-CI environments anyway)
Revert to original .travis.yml
(problems occur on all Travis-CI environments anyway)

bkimminich/juice-shop,m4l1c3/juice-shop,m4l1c3/juice-shop,bkimminich/juice-shop,m4l1c3/juice-shop,bkimminich/juice-shop,bkimminich/juice-shop,bkimminich/juice-shop,m4l1c3/juice-shop,bkimminich/juice-shop,m4l1c3/juice-shop