Link to version 1.4.1 (#1814)
Link to version 1.4.1 (#1814)

This is changing the README.md to point to the latest version of jsPDF. Note that I used the debug version, like the old one did. If you meant to use the minified version, it would be:

```html
<script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.4.1/jspdf.min.js" integrity="sha384-B3ZwMLt/CqFLkq5omwYXeXs+qquHvXKcwP56Ue+09Fet7TmYmwk/35GWwejM5vWg" crossorigin="anonymous"></script>
```
MrRio/jsPDF,MrRio/jsPDF,yWorks/jsPDF,yWorks/jsPDF,MrRio/jsPDF,yWorks/jsPDF