* Make filterPromises resolve entries before filtering
* Add filterPromisesWith & onlySuccessfulPromises to utility library
* Memoize user method in GitHub API
* Make storeMetadata safe to call concurrently in GitHub API
* Fork workflow: startup and authentication
* Fork workflow: backend support
* Fork workflow: disable unused UI elements
* Fork workflow: docs
* Fork workflow: fix deploy previews
* Suggested edits for fork workflow doc
* Change future tense to present
* Fork workflow: add beta status to docs
* remove debug statement
* rename fork workflow to Open Authoring
