Fix links in Credits section

README.md

@@ -19,8 +19,8 @@ The website and theme are both licensed under a [Creative Commons Attribution 3.
 * Theme:
     * [Hyperspace](https://html5up.net/hyperspace) by [aj@lkn.io](mailto:aj@lkn.io) | [@ajlkn](https://aj.lkn.io/)
 * Icons:
-    * Font Awesome (fontawesome.io)
+    * [Font Awesome](https://fontawesome.io)
 * Other:
-    * jQuery (jquery.com)
+    * [jQuery](https://jquery.com)
-    * Scrollex (github.com/ajlkn/jquery.scrollex)
+    * [Scrollex](https://github.com/ajlkn/jquery.scrollex)
-    * Responsive Tools (github.com/ajlkn/responsive-tools)
+    * [Responsive Tools](https://github.com/ajlkn/responsive-tools)