message: release: cut the 6.0.0-beta.1 release
diff: {
  "name": "angular-srcs",
  "version": "TODO this should be 6.0.0-beta.0, workaround",
  - "version": "5.9.9-6-beta.0",
  + "version": "6.0.0-beta.1",
  "private": true,
  "branchPattern": "2.0.*",
  "description": "Angular - a web framework for modern web apps",
  