TpConnection: don't recommend that applications call Connect()
TpConnection: don't recommend that applications call Connect()

For most applications, the rule is "the account manager does that".

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=54061
Reviewed-by: Guillaume Desmottes <f16649c7afcd84e3350287183c4ed23cb1aea57c@collabora.co.uk>

Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib