add cdn instructions

README.md

@@ -10,8 +10,26 @@ Tesseract.js is a pure javascript version of the Tesseract OCR Engine that can r
 Tesseract.js works with a `<script>` tag via local copy or cdn, or with `npm` (if you're using webpack / browserify).
 
 ## `<script/>`
+
+### CDN
+
+```html
+<script src='https://cdn.rawgit.com/naptha/tesseract.js/5ed4c0bc/dist/tesseract.js'></script>
+
+<script>
+var worker = createTesseractWorker('https://cdn.rawgit.com/naptha/tesseract.js/5ed4c0bc/dist/tesseract.worker.js')
+
+worker.recognize('#my-image')
+    .progress(function (p) { console.log('progress', p) })
+    .then(function (result) { console.log('result', result) })
+</script>
+```
+
+
+### Local
 First grab copies of `tesseract.js` and `tesseract.worker.js` from the [dist folder](https://github.com/naptha/tesseract.js/tree/master/dist). Then include `tesseract.js` on your page like this:
 
+
 ```html
 <script src='/path/to/tesseract.js'></script>
 
@@ -24,7 +42,6 @@ worker.recognize('#my-image')
 </script>
 ```
 
-After that, you should 
 
 ## npm 
 ```shell