Added MX and TXT Record for Email

domains/l6174.json

@@ -6,6 +6,8 @@
         "email": "l.lawliet6174@gmail.com"
     },
     "record": {
-        "CNAME": "l6174.github.io"
+        "CNAME": "l6174.github.io",
+        "MX": [ "mx1.improvmx.com", "mx2.improvmx.com" ], 
+        "TXT": "v=spf1 include:spf.improvmx.com ~all"
     }
 }