Add missing documentation for QQmlNdefRecord::Unknown enum value.

Change-Id: Ida3f7816340f9379629e653abc5ef89f5aa38486
Reviewed-by: Fabian Bumberger <fbumberger@rim.com>
Stop SDP search if QML Model is turned off

So far, we only ever disabled the device search. If a SDP discovery was
running and we changed to device discovery the SDP discovery kept running
in the background.

Change-Id: I5f2cf88ecf7f9b5cfe2608e0ceda366b552982e5
Reviewed-by: Fabian Bumberger <fbumberger@rim.com>