Add Carbonize to README (#670)

* Add Carbonize to README

* add boyvanamstel as contributor

* update Carbonize copy and move under similar section

.all-contributorsrc

@@ -426,6 +426,15 @@
         "code"
       ]
     },
+    {
+      "login": "boyvanamstel",
+      "name": "Boy",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/225410?v=4",
+      "profile": "https://www.boy.sh",
+      "contributions": [
+        "platform"
+      ]
+    },
     {
       "login": "vetrivelcsamy",
       "name": "Vetrivel Chinnasamy",