Minor fixes in documentation. Hello World commit

README.md

@@ -11,7 +11,7 @@ This repo is a sample extractor that you can fork to implement your own. We will
 Some ideas for extractors include:
 
 - an extractor that checks whether the given web app is available as a native mobile app in a store such as Google Play Market
-- an extractor that identifies which infrastructure provider the web app uses, e.g. Amazaon, Azure, App Engine etc.
+- an extractor that identifies which infrastructure provider the web app uses, e.g. Amazon, Azure, App Engine etc.
 - an extractor that uses the Twitter API to list all popular tweets about the app
 
 For more ideas, check out the [StartHQ Roadmap](http://starthq.uservoice.com).

app.json

@@ -33,4 +33,4 @@
     "been",
     "working"
   ]
-}
+}

examples/wot.js

@@ -34,4 +34,4 @@ var extract = module.exports = function(app, key) {
 
 if (require.main === module) {
   console.log(extract({url:process.argv[2]}, 'Your API key'));
-}
+}

index.js

@@ -1,4 +1,4 @@
-// example extractor that returns the number bytes in the app's index page
+// example extractor that returns the number of bytes in the app's index page
 var HttpClient = require("httpclient").HttpClient;
 
 var extract = module.exports = function(app) {
@@ -7,4 +7,4 @@ var extract = module.exports = function(app) {
 
 if (require.main === module) {
   console.log(extract(require('./app.json')));
-}
+}