Commit 2a39818c3744b94573e0eed9f3fb8120f7de4ce8

Edward Thomson 2016-02-17T15:28:20

rebase: additional setup tests of exotic behavior Test some additional exotic rebase setup behavior: that we are able to set up properly when already in a detached HEAD state, that the caller specifies all of branch, upstream and onto, and that the caller specifies branch, upstream and onto by ID.