Add songpal to ignore list (home-assistant#4906)

dshokouhi · balloob · commit c20754700c23 · 2018-03-12T18:22:18.000-07:00
After updating 0.65.4 I kept seeing errors about a component I am not using or even have.  This change is to make sure the discovery docs are kept to upto date with devices added to the discovery component.
diff --git a/source/_components/discovery.markdown b/source/_components/discovery.markdown
@@ -79,6 +79,7 @@ Valid values for ignore are:
  * `sabnzbd`: SABnzbd downloader
  * `samsung_tv`: Samsung TVs
  * `sonos`: Sonos speakers
+ * `songpal` : Songpal
  * `tellduslive`: Telldus Live
  * `wink`: Wink Hub
  * `yamaha`: Yamaha media player
