Applying Patch https://scrutinizer-ci.com/g/tequilarapido/appcli/inspections/0002e5c3-d33e-4aed-bf2f-f4babce62953/patches
Fixes Unsed code #3
Issue with _before method signature in TestHelper #2
Fixes #1 :  Make sure configuration file is validated or exit with fatal error

(issue with cli-schema.json)
Fixes #1 :  Make sure configuration file is validated or exit with fatal error

(issue with cli-schema.json) + forcing exit on any validation error.
Fixed issue with acme.json configuration file : missing prefix
Removed --debug from travis script command