easybuild is a namespace package

[boegel]

fix for #1588

[boegel]

Jenkins: test this please

[hpcugentbot]

EasyBuild framework unit test suite FAILed.

See https://jenkins1.ugent.be/job/easybuild-framework-pr-builder/2625/console for more details.

Please fix the reported issues by pushing additional commits to the branch corresponding with this pull request; contact @boegel if you're not sure what to do.

[boegel]

Jenkins: test this please

[hpcugentbot]

EasyBuild framework unit test suite PASSed (see https://jenkins1.ugent.be/job/easybuild-framework-pr-builder/2626/console for more details).

This pull request is now ready for review/testing.

Please try and find someone who can tackle this; contact @boegel if you're not sure what to do.

[boegel]

I've verified that this fixes the warnings issue reported in #1588, doesn't seem to have any negative side-effects, so, going in.