ENH: document string for markups event enum

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23378 3bd1e089-480b-0410-8dfb-8563597acbee
ENH: update to latest LandmarkRegistration code

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23379 3bd1e089-480b-0410-8dfb-8563597acbee
STYLE: Simplify qMRMLScene canBeAChild/canBeAParent implementation

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23380 3bd1e089-480b-0410-8dfb-8563597acbee
ENH: Expose qMRMLSceneModel mrml/setMRMLScene methods to python.

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23381 3bd1e089-480b-0410-8dfb-8563597acbee
STYLE: Elaborate doxygen documentation of qMMRLSCeneModel::nodeIndex

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23382 3bd1e089-480b-0410-8dfb-8563597acbee
ENH: Expose vtkMRMLSceneViewNode::GetNodesByClass to python

Since std::vector<vtkMRMLNode *> is not "wrapped" by PythonQt, this commit
add an alternative method returning the nodes as a vtkCollection.

From: Nicole Aucoin <nicole@bwh.harvard.edu>

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23383 3bd1e089-480b-0410-8dfb-8563597acbee
ENH: Add prostate MR-Ultrasound to sample data

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23384 3bd1e089-480b-0410-8dfb-8563597acbee
BUG: set main app shortcut context to allow unambiguous QActions handlers in child widgets

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23385 3bd1e089-480b-0410-8dfb-8563597acbee