Merge pull request #789 from blowekamp/update-IASEM

ENH: Updating IASEM extension adding LabelObject Statistics module
Added VolumeClip extension

See more info at http://www.slicer.org/slicerWiki/index.php/Documentation/4.3/Extensions/VolumeClip
Merge pull request #790 from lassoan/update-VolumeClip

Added VolumeClip extension
Updated VolumeClip - fixed extension path
Merge pull request #791 from lassoan/update-VolumeClip

Updated VolumeClip - fixed extension path
ENH: Add LightWeightRobotIGT Extension
removed dependence on openmp
Merge pull request #793 from ikolesov/update-CarreraSlice

added JC's changes and removed dependence on openmp
Merge pull request #792 from tauscherSw/add-LightWeightRobotIGT

ENH: Add LightWeightRobotIGT Extension
ENH: Update CurveMaker extension

This updates the CurveMaker extension to
0f6b52a3a2022abfbfd445e56110dcd0b6597ed5.
Merge pull request #794 from tokjun/update-CurveMaker-master

ENH: Update CurveMaker extension
fixed complilation issue on Mac OS
Merge pull request #795 from ljzhu/update-FastGrowCut

fixed complilation issue on Mac OS
ENH: Update IntensitySegmenter from r12 to r13

BUG: include(ExternalData) was missing.

Project was not configuring with CMake 2.8*, but only with CMake 3. Inclusion of CTest and ExternalData has been moved to main CMakeLists (not superbuild) to be able to run the tests from the main folder.

http://www.nitrc.org/plugins/scmsvn/viewcvs.php?view=rev&root=dentaltools&revision=13
Merge pull request #797 from fbudin69500/update-IntensitySegmenter

ENH: Update IntensitySegmenter from r12 to r13
Updating IASEM extension

This update add the IASEM Series Import module.