Add lex.json for domain configuration

domains/lex.json

@@ -0,0 +1,10 @@
+{
+  "owner": {
+    "username": "Lextrades",
+    "email": "lex@real-x-dreams.com"
+  },
+  "records": {
+    "CNAME": "lextrades.github.io"
+  },
+  "proxied": false
+}