feat(build): add a grunt test for running protractor tests extracted from the docs

protractor-conf.js

@@ -0,0 +1,19 @@
+exports.config = {
+  allScriptsTimeout: 11000,
+
+  specs: [
+    'build/docs/ptore2e/**/*.js',
+  ],
+
+  capabilities: {
+    'browserName': 'chrome'
+  },
+
+  baseUrl: 'http://localhost:8000/build/docs/',
+
+  framework: 'jasmine',
+
+  jasmineNodeOpts: {
+    defaultTimeoutInterval: 30000
+  }
+};