* remove obsolete "Branches" methods from RepositoryClient (all were previuosly moved to RepositoryBranchesClient)
* Remove obsolete DeploymentStatus fields
* Remove obsoleteMergePullRequest.Squash parameter
* Remove obsolete request ctor
* Remove tests
* Not sure how I missed these test references
We get a lot of build output because of missing XML comments that we
ignore. I'd like to stop ignoring them. To do that, we need to doc the
💩 out of everything.