Removed outdated class.
Improve style delegate rendering of map themes.

Still not as neat as the native decoration, but much better than before
at least. Tested with Linux/Oxygen and Windows 7/builtin style.

CCBUG: 338039
Include Qt dlls in NSIS installer

(cherry picked from commit 5c679df8598843d670fd186369e2a5296a4d434a)
(cherry picked from commit 37251b616b11f0624d1a3e811858512ecb6ce3c6)
Add QtXmlPatterns4.dll

(cherry picked from commit cc2cb09bc5bd72ee29cebb7994274195c8864fcf)
(cherry picked from commit 8b22cfac5e1c5ca9149e5688597ec7dbe0ecb0fa)
Bump version numbers for upcoming release.

Increases so version. This can lead to problems in continuous builds.
Re-run cmake and remove old plugins/libraries from install path to
avoid problems. Uninstall any existing version and do a fresh build
in doubt.
Fix osm-addresses/main.cpp which can now be compiled with both Qt5 and Qt4.
Changed the way merging is performed: CTRL+click two nodes merges them.
Now recently added items get removed if pressing escape when the dialog shows up
as well (or equivalently clicking 'x'). The same applies for undoing changes.
Lazily initialize static RemoteIconLoader in GeoDataIconStylePrivate

Avoids application hang when loading marble library.
REVIEW: 119922
do not rely on networkAccessible() as it relies on bearer management in qt5
Legend: allow no-icon scene items
MarbleModel: indent
Unbreak the atlas map.
Const'ify equality operators in GeoDataLink
Fix copying GeoDataTour's - make a copy of the GeoDataPlaylist object
through detach() method.
REVIEW: 119649
Introduces the Gnomonic projection. The core of the projection class was
developed by Bernhard Beschow ( https://github.com/shentok/marble/tree/streetview ).

The Gnomonic projection is used e.g. in seismic work. KStars uses it as well.
We want to use it for displaying panoramas.
use GeoDataCoordinates::isValid()
Add the Gnomonic projection to the verbose combobox.
Thanks go to Bernhard Beschow for spotting the bug.
add initial version of GnomonicProjectionTest
REVIEW: 118720

Resolve conflict in ClipPainter class: avoid shadowing the setClipping()/hasClipping() method.