Update CDN URL

Rely on a supported an maintained CDN: https://github.com/rgrove/rawgit/blob/master/FAQ.md#i-need-guaranteed-100-uptime-should-i-use-cdnrawgitcom

README.md

@@ -30,7 +30,7 @@ Tesseract.js works with a `<script>` tag via local copy or CDN, with webpack and
 
 You can simply include Tesseract.js with a CDN like this:
 ```html
-<script src='https://cdn.rawgit.com/naptha/tesseract.js/1.0.10/dist/tesseract.js'></script>
+<script src='https://cdnjs.cloudflare.com/ajax/libs/tesseract.js/1.0.10/tesseract.min.js'></script>
 ```
 
 After including your scripts, the `Tesseract` variable will be defined globally!