update contributors

README.md

@@ -319,4 +319,6 @@ Credits
       Code cleanup
     * [Ben Combee](https://github.com/unwiredben):<br/>
       Regex optimization
+    * [Adam Backstrom](https://github.com/abackstrom):<br/>
+      WebKit bugfix
 

package.json

@@ -14,7 +14,8 @@
         "Titus Stone",
         "Rob Sutherland",
         "Pavel Lang",
-        "Ben Combee"
+        "Ben Combee",
+        "Adam Backstrom"
     ],
     "repository": {
         "type": "git",