Update octoprint.markdown (home-assistant#934)

jawilson · Landrash · commit 744b7d078c25 · 2016-09-13T21:33:42.000+02:00
Clarify host configuration option.
diff --git a/source/_components/octoprint.markdown b/source/_components/octoprint.markdown
@@ -26,7 +26,7 @@ octoprint:
 
 Configuration variables:
 
-- **host** (*Required*): The octoprint host.
+- **host** (*Required*): IP address or hostname of Octoprint host.
 - **api_key** (*Required*): The retrieved api key.
 
 
