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diff --git a/vendor/gems/omniauth-google-oauth2/examples/config.ru b/vendor/gems/omniauth-google-oauth2/examples/config.ru
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+++ b/vendor/gems/omniauth-google-oauth2/examples/config.ru
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+# frozen_string_literal: true
+
+# Sample app for Google OAuth2 Strategy
+# Make sure to setup the ENV variables GOOGLE_KEY and GOOGLE_SECRET
+# Run with "bundle exec rackup"
+
+require 'rubygems'
+require 'bundler'
+require 'sinatra'
+require 'omniauth'
+require 'omniauth-google-oauth2'
+
+# Do not use for production code.
+# This is only to make setup easier when running through the sample.
+#
+# If you do have issues with certs in production code, this could help:
+# http://railsapps.github.io/openssl-certificate-verify-failed.html
+OpenSSL::SSL::VERIFY_PEER = OpenSSL::SSL::VERIFY_NONE
+
+# Main example app for omniauth-google-oauth2
+class App < Sinatra::Base
+  get '/' do
+    <<-HTML
+    <!DOCTYPE html>
+    <html>
+      <head>
+        <title>Google OAuth2 Example</title>
+        <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
+        <script>
+          jQuery(function() {
+            return $.ajax({
+              url: 'https://apis.google.com/js/client:plus.js?onload=gpAsyncInit',
+              dataType: 'script',
+              cache: true
+            });
+          });
+
+          window.gpAsyncInit = function() {
+            gapi.auth.authorize({
+              immediate: true,
+              response_type: 'code',
+              cookie_policy: 'single_host_origin',
+              client_id: '#{ENV['GOOGLE_KEY']}',
+              scope: 'email profile'
+            }, function(response) {
+              return;
+            });
+            $('.googleplus-login').click(function(e) {
+              e.preventDefault();
+              gapi.auth.authorize({
+                immediate: false,
+                response_type: 'code',
+                cookie_policy: 'single_host_origin',
+                client_id: '#{ENV['GOOGLE_KEY']}',
+                scope: 'email profile'
+              }, function(response) {
+                if (response && !response.error) {
+                  // google authentication succeed, now post data to server.
+                  jQuery.ajax({type: 'POST', url: "/auth/google_oauth2/callback", data: response,
+                    success: function(data) {
+                      // Log the data returning from google.
+                      console.log(data)
+                    }
+                  });
+                } else {
+                  // google authentication failed.
+                  console.log("FAILED")
+                }
+              });
+            });
+          };
+        </script>
+      </head>
+      <body>
+      <ul>
+        <li><a href='/auth/google_oauth2'>Sign in with Google</a></li>
+        <li><a href='#' class="googleplus-login">Sign in with Google via AJAX</a></li>
+      </ul>
+      </body>
+    </html>
+    HTML
+  end
+
+  post '/auth/:provider/callback' do
+    content_type 'text/plain'
+    begin
+      request.env['omniauth.auth'].to_hash.inspect
+    rescue StandardError
+      'No Data'
+    end
+  end
+
+  get '/auth/:provider/callback' do
+    content_type 'text/plain'
+    begin
+      request.env['omniauth.auth'].to_hash.inspect
+    rescue StandardError
+      'No Data'
+    end
+  end
+
+  get '/auth/failure' do
+    content_type 'text/plain'
+    begin
+      request.env['omniauth.auth'].to_hash.inspect
+    rescue StandardError
+      'No Data'
+    end
+  end
+end
+
+use Rack::Session::Cookie, secret: ENV['RACK_COOKIE_SECRET']
+
+use OmniAuth::Builder do
+  # For additional provider examples please look at 'omni_auth.rb'
+  # The key provider_ignores_state is only for AJAX flows. It is not recommended for normal logins.
+  provider :google_oauth2, ENV['GOOGLE_KEY'], ENV['GOOGLE_SECRET'], access_type: 'offline', prompt: 'consent', provider_ignores_state: true, scope: 'email,profile,calendar'
+end
+
+run App.new