Repo path in seed data is not in the correct format

[ABrain7710]

Description: The repo path in the seed data is in this format https://github.com/chaoss/augur/ when it should be in this format github.com/chaoss/

How to reproduce:

1. Create a brand new instance of augur
2. You'll be able to see the repo_path has the incorrect format for the default repos

Expected behavior: The default repos should have this structure: github.com/chaoss/