fix links in readme and filter out localhost traffic

README.md

@@ -82,8 +82,8 @@ Demo and Exercises are combined
 
 If you are interested in JavaScript, TypeScript, React, Redux, Design Systems, follow us on Twitter:
 
-@kenneth_chau
-@micahgodbolt
+- [@kenneth_chau](https://twitter.com/kenneth_chau)
+- [@micahgodbolt](https://twitter.com/micahgodbolt)
 
 # Contributing
 

assets/track.js

@@ -4,5 +4,8 @@ var appInsights=window.appInsights||function(a){
 }({
   instrumentationKey: "6ad37ae0-c4ab-4739-925c-1e2773c31f17"
 });
+
 // prettier-ignore
-window.appInsights=appInsights,appInsights.queue&&0===appInsights.queue.length&&appInsights.trackPageView(null, null, {urlReferrer: document.referrer});
+if (window.location.hostname !== 'localhost') {
+  window.appInsights=appInsights,appInsights.queue&&0===appInsights.queue.length&&appInsights.trackPageView(null, null, {urlReferrer: document.referrer});
+}

step2-09/README.md

@@ -2,6 +2,8 @@
 
 [Lessons](../) | [Exercise](./exercise/) | [Demo](./demo/)
 
+(First off, this doesn't work with the live site on github.io. Clone this repo to try this step out)
+
 Redux Thunk middleware for actions with service calls. The documentation is here:
 
 https://github.com/reduxjs/redux-thunk