Added all contact information

Author: xuv

data/supporters.json

@@ -1169,7 +1169,23 @@
         {
           "name": "Julien Deswaef",
           "twitter": "xuv",
-          "email": "[email protected]"
+          "email": "[email protected]",
+          "phone":   "+1 646 427 4897"
+        },
+        {
+          "name": "Greg Dutcher",
+          "twitter": "greg_dutcher",
+          "email": "[email protected]"
+        },
+        {
+          "name": "Andrew McWilliams",
+          "twitter": "jahyadotnet",
+          "email": "[email protected]"
+        },
+        {
+          "name": "Kent Rahman",
+          "email": "[email protected]",
+          "phone":   "+1 917 734 7635"
         }
       ]
     }