Get The Branching Model Config For A Repository

Return the branching model configuration for a repository. The returnedobject:1. Always has a `development` property for the development branch.2. Always a `production` property for the production branch. The production branch can be disabled.3. The `branch_types` contains all the branch types.This is the raw configuration for the branching model. A clientwishing to see the branching model with its actual current branches mayfind the [active model API...