Hifi 19916

This patch is for the worklist 19916

e62834c prevents that avatars are reported offline when they are online
9662dce shown a message when the avatar teleporting to is offline.

 The pull also seems to take in patch 95cab15, it is not related to the wordlist but it patches a minor missing dir issue causing cmake . -GXcode to fail.
@MarcelEdward what is this line for?