Some typos

README.md

@@ -1,6 +1,6 @@
 # Twillio Mail to SMS/CALL alerts
 
-These two python scripts will accept a mail messgae at STDIN and call or text via the Twillio servive
+These two python scripts will accept a mail message at STDIN and call or text via the Twillio service
 
 You need to adjust these values in the scripts: