Add missing classname entry for positioning and location qml module.

Task-number: QTBUG-38770
Change-Id: Id4577bd23858880b6f406f9d82a8e5195c4e3d8c
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@digia.com>
QNX: Fix compilation of tests

 - replace ceil() -> std::ceil()
 - replace floor() -> std::floor()
 - replace pow() -> std::pow()

Change-Id: I102ec6748fceef02fadce1bc3e5bb37e7ebdcd9d
Reviewed-by: Alex Blasche <alexander.blasche@digia.com>
Merge remote-tracking branch 'origin/release' into stable

Change-Id: I05aa3988ce01f01bf987e259dcac0144e52cdf89