QmkDesigner: Add ModelNode::defaultNodeListProperty

And ModelNode::hasDefaultNodeListProperty

Change-Id: I28ba0c6b6bc569628589a27787c56f9425e6591c
Reviewed-by: Marco Bubke <marco.bubke@digia.com>
QmlDesigner: Add ModelNode::defaultNodeProperty

And ModelNode::hasDefaultNodeProperty

Change-Id: I70cc89e6bed92af142decc5d071ef07090271ffc
Reviewed-by: Marco Bubke <marco.bubke@digia.com>
QmlDesigner.ContextMenu: Adding tabs is also possible in navigator

Change-Id: Ic124438942311741901149e62e8364b6b525bab8
Reviewed-by: Marco Bubke <marco.bubke@digia.com>
Revert "VCS: Open diff/blame editors in other split"

This change has lead to complaints about diff views opening
in apparently random places for users with several splits.

This reverts commit 02b3a79c5f30cd5c808408caff598f2f4f0a299f.

Conflicts:
	src/plugins/diffeditor/diffeditorplugin.cpp
	src/plugins/subversion/subversionplugin.cpp

Change-Id: I2eab8ff2d88a9e12f4dc7ec3a9ca65455daf15e2
Reviewed-by: Eike Ziller <eike.ziller@digia.com>