Fixes #4869 - Uncomment 'set -e' to permit to stop at encountered error
Merge pull request #370 from nperron/bug_4869/dev/permit_script_to_stop_at_encountered_error

Fixes #4869 - Uncomment 'set -e' to permit to stop at encountered error
Merge branch 'branches/rudder/2.6' into branches/rudder/2.9