Initialize chat only if user is logged in and it wasn't initialized before
Resolves #394 (closed) and pleroma#1080 (closed)
Also resolves pleroma#856 (closed) and pleroma#1067 (closed)
Edited by Sergey Suprunenko
Resolves #394 (closed) and pleroma#1080 (closed)
Also resolves pleroma#856 (closed) and pleroma#1067 (closed)