Add equivalent to --relative arg to puppet-lint
Add equivalent to --relative arg to puppet-lint

Without this, testing a module called "bar" under a directory called
"foo-bar" fails the autoloader layout tests under puppet-lint 1.0

This is an issue because modules are often checked out as
<contributor>-<module>.

gds-operations/puppet-module-skeleton,gds-operations/puppet-module-skeleton,gds-operations/puppet-module-skeleton