Fix link to PhpStorm Keymap

Author: Alice Ferrazzi

README.md

@@ -29,7 +29,7 @@ There are some things to know about the project:
 * The project can be opened as-is in PhpStorm. No settings are included in the project yet, because these are configured when following exercises.
 * All numbered folders contain exercises that you can work on. Simply open the numbered files one by one and follow the comments in the file. Most exercises are self-contained, others build on previous exercises.
 * The PhpStorm Workshop.pptx / PhpStorm Workshop.pdf is a slide deck which summarizes many of the items covered in exercises.
-* The PhpStorm Reference Card.pdf is the PhpStorm keymap. The latest version can always be found on the [PhpStorm website](http://bit.ly/phpstorm-shortcuts).
+* The PhpStorm Reference Card.pdf is the PhpStorm keymap. The latest version can always be found on the [PhpStorm website](http://bit.ly/1Ni0XJ0).
 
 ## Open Source and Contribution
 The workshop is Open Source, licensed under the Apache 2 license. If you would like to contribute to the workshop materials, please feel free to fork the repo and send us a pull request. Or if you have a comment, question, or suggestion for improvements, please [raise an issue](https://github.com/JetBrains/phpstorm-workshop/issues).