D Stable Proposal

[1100110]

> Take for example Gerrit + Jenkins: Every commit is first sent to Gerrit.
> Gerrit triggers Jenkins to run all unit tests over the new commit. Jenkins
> reports the result back to Gerrit. If all tests are green and another
> developer gives his "Looks good to me" (lgtm) then the commit is applied to
> the target branch.

How would this fit into the Stable model?

Assuming 3 branches, I doubt it would be prudent to run every test 
multiple times.
Ideas?