test puppet-lint

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
update Gemfile

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
update tests

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
completed lint/syntax tasks within falkorlib

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
puppet-lint correction

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>