Update README.md

Author: Webklex

README.md

@@ -63,7 +63,7 @@ $oMerger->addPDF($file, [1, 3]); //Add page one and three only
 
 ```
 
-...merge files together but add blank pages to support duplex printing
+...merge files together but add blank pages to support duplex printing:
 ```php
 $oMerger->duplexMerge();
 ```
@@ -127,4 +127,4 @@ The MIT License (MIT). Please see [License File](LICENSE.md) for more informatio
 [link-scrutinizer]: https://scrutinizer-ci.com/g/Webklex/laravel-pdfmerger/code-structure
 [link-code-quality]: https://scrutinizer-ci.com/g/Webklex/laravel-pdfmerger
 [link-downloads]: https://packagist.org/packages/Webklex/laravel-pdfmerger
-[link-author]: https://github.com/webklex
+[link-author]: https://github.com/webklex