Update rest_api.markdown (home-assistant#967)

aneisch · balloob · commit 73a2a3b8b0e6 · 2016-09-20T21:23:50.000-07:00
Updated note to reflect usage of password in url.
diff --git a/source/developers/rest_api.markdown b/source/developers/rest_api.markdown
@@ -39,7 +39,7 @@ print(response.text)
 ```
 
 <p class='note'>
-You can append `?password=YOUR_PASSWORD` to any url to log in automatically.
+You can append `?api_password=YOUR_PASSWORD` to any url to log in automatically.
 </p>
 
 Successful calls will return status code 200 or 201. Other status codes that can return are:
