Add auth support (#21)

* Updates

* Update

* Update

* Update

* Update

* Yarn sometimes prefers npmrc, so use same token

* Description

* Update readme

* Feedback

* Add type

* new toolkit and scoped registries

* npmrc in RUNNER_TEMP

* Dont always auth

* Try exporting blank token

* Get auth working for now pending runner changes

* Fix string interpolation for auth token.

* Don't export both userconfigs

* Update authutil.js

* Add single quotes for authString

* Fix the registry string.

* Use userconfig and append trailing slash

* Keep in root of repo

* Try just adding auth token

* Remove auth token

* Try changes again

* Add tests

* Npm and GPR samples

* Add types

node_modules/@octokit/rest/plugins/pagination/index.js

@@ -0,0 +1,9 @@
+module.exports = paginatePlugin
+
+const iterator = require('./iterator')
+const paginate = require('./paginate')
+
+function paginatePlugin (octokit) {
+  octokit.paginate = paginate.bind(null, octokit)
+  octokit.paginate.iterator = iterator.bind(null, octokit)
+}