[update] Squashed qtlocation/ changes from 7a53f30..4ff9f86.

4ff9f86 Fix bug where getDetails() could invalidate icon url.
912bd30 Change isPinchActive property to read-only.
b34bee2 Improve filtering of touch and mouse events.
e09d297 Add support for Geoclue Satellite interface.
f39c751 Increase reliability of nmea auto tests on Windows
7a53f30 QGeoAreaMonitor becomes loadable via plugins.
[packaging] Remove gconf dependency.

gconf is no longer used by the geoclue plugin.