ENH: Update ShapePopulationViewer extension

This updates the ShapePopulationViewer extension to
f9e2c1d832096e7d17dc4e8ff9bce6f91f2eebb6.
Merge pull request #696 from fbudin69500/update-ShapePopulationViewer-master

ENH: Update ShapePopulationViewer extension
ENH: SlicerRT 0.14.0: Contours mechanism overhaul; Improvements and then removal of subject hierarchy (after integrating into core); DICOM Spatial Registration Object import. See more info at https://www.assembla.com/code/slicerrt/subversion/changesets/compare/1468...1812
Merge pull request #699 from SlicerRt/update-SlicerRT

ENH: SlicerRT 0.14.0: Contours mechanism overhaul; Improvements and then...
update Reporting

add support for subject hierarchies
Merge pull request #700 from fedorov/update-Reporting

update Reporting
Update UKFTractography
Update UKFTractography
Merge pull request #701 from pnlbwh/update-UKFTractography

Update UKFTractography
updated to vtk6 and fixed windows errors
Merge pull request #705 from ikolesov/update-CarreraSlice

updated to vtk6 and fixed windows errors
ENH: Add CardiacAgastonMeasures extension

Description:
This module will auto-segment the coronary calcium in Cardiac CT scans
and then calculate the Agatston score and label statistics

Contributors:
Jessica Forbes (UIowa), Hans Johnson (UIowa)
Merge pull request #706 from jessicaforbes/add-CardiacAgastonMeasures-master

ENH: Add CardiacAgastonMeasures extension
ENH: SlicerRT 0.14.1: Re-added VTK5 support for factory builds. See more info at https://www.assembla.com/code/slicerrt/subversion/changesets/compare/1812...1818
Merge pull request #707 from SlicerRt/update-SlicerRT

ENH: SlicerRT 0.14.1: Re-added VTK5 support for factory builds. See more...
ENH: Add ImageToMesh Conversion extension

Description: This extension generates high quality tetrahedral meshes from brain labeled images.

Contributors: Fotis Drakopoulos, Yixun Liu, Andrey Fedorov, Nikos Chrisochoides
              Center for Real-Time Computing (CRTC), Old Dominion University
ENH: Add Physics-Based Non-Rigid Registration

Description: This extension non-rigid registers a moving to a fixed MRI using a linear homogeneous bio-mechanical model.

Contributors: Fotis Drakopoulos (CRTC), Yixun Liu (CRTC), Andriy Kot (CRTC), Andrey Fedorov (SPL B&W Harvard), Olivier Clatz (Asclepios INRIA), Nikos Chrisochoides (CRTC)
              Center for Real-Time Computing (https://crtc.cs.odu.edu), Surgical Planning Lab, Brigham and Women's Hospital (http://www.spl.harvard.edu),
              Asclepios Inria (https://team.inria.fr/asclepios), Old Dominion Univeristy and The College of William and Mary, Virginia, US
Merge pull request #710 from fdrakopo/myNewExtensions

Add ImageToMeshConversion and PBNRR slicer extensions
ENH: The new name for the mesh  extension

This commit replaced the old extension's name with a new one and made
changes to the url for the documentation. Also fixed a windows build
error.
Finalize Slicer's  new Mesh Extension