Pseudonymous contributions

[smola]

There are some legitimate cases for pseudonymous contributions, but that might legally complicate the whole DCO policy.

We are currently rejecting such contributions, but we might consider if we are able to legally accept them.

See: src-d/go-git#819

[eiso]

@smola it's a good point, if we can help people protect their privacy even better.

Let me tag one of our advisors, @josephjacks who might know this.