Feedback: Repository home page should link to the code host under title

Created by: slimsag

On the repository homepage, it would be nice if somewhere near the large title sourcegraph/sourcegraph there was a link to jump to the repository on the code host. It is easy to miss in the upper right hand corner on this page.

Customers:

• Someone from https://app.hubspot.com/contacts/2762526/company/407948923 said the icon to jump to the repo was not discoverable enough and specifically suggested this