Add PBandGraphOauth scaffold and auth UI

node_modules/semver/ranges/intersects.js

@@ -0,0 +1,9 @@
+'use strict'
+
+const Range = require('../classes/range')
+const intersects = (r1, r2, options) => {
+  r1 = new Range(r1, options)
+  r2 = new Range(r2, options)
+  return r1.intersects(r2, options)
+}
+module.exports = intersects