added Amazon RDS example.

I wasted my time to setup Amazon RDS. I think this example is useful to others.

Author: dalinaum

AUTHORS

@@ -15,6 +15,7 @@ Arne Hormann <arnehormann at gmail.com>
 Hanno Braun <mail at hannobraun.com>
 James Harr <james.harr at gmail.com>
 Julien Schmidt <go-sql-driver at julienschmidt.com>
+Leonardo YongUk Kim <dalinaum at gmail.com>
 Lucas Liu <extrafliu at gmail.com>
 Luke Scott <luke at webconnex.com>
 Michael Woolnough <michael.woolnough at gmail.com>

README.md

@@ -223,7 +223,7 @@ user@unix(/path/to/socket)/dbname
 ```
 
 ```
-root:pw@unix(/tmp/mysql.sock)/myDatabse?loc=Local
+root:pw@unix(/tmp/mysql.sock)/myDatabase?loc=Local
 ```
 
 ```
@@ -235,6 +235,11 @@ TCP via IPv6:
 user:password@tcp([de:ad:be:ef::ca:fe]:80)/dbname?timeout=90s
 ```
 
+TCP on a remote host, e.g. Amazon RDS:
+```
+id:password@tcp(your-amazonaws-uri.com:3306)/dbname
+```
+
 TCP using default port (3306) on localhost:
 ```
 user:password@tcp/dbname&charset=utf8mb4,utf8&sys_var=esc%40ped