Feature idea: merge remotes

[tony]

Assuming two repos with the same name, same URL, merge remotes

This way work/mycompany.yaml's remote repo will merge with the generic one at vcspull.yaml

[tony]

Note: Current behavior munges together the repo dir name and name together.

[tony]

Current behavior (as of 1.2.0), if this would happen, would download two Repos with vcspull samerepo was ran