qtwebsockets added into exclude list

Change-Id: I050a054f9114de66f03dfc6150e292f688b0457a
Reviewed-by: Iikka Eklund <iikka.eklund@digia.com>
Clean up Qt readme online repo config

We can manage with only one common conf file for readme so clean up
duplicate files.

Change-Id: Id65fc0c12ef5a99748e506b25d64af34eba03264
Reviewed-by: Antti Kokko <antti.kokko@digia.com>