Merge pull request #399 from fedorov/add-windowleveleffect

Add WindowLevelEffect Editor effect/extension
Updated MatlabBridge extension: made it compatible with Matlab R2009

See details at https://www.assembla.com/spaces/slicerrt/milestones/4227523-matlabbridge-0-7-0
Merge pull request #400 from SlicerRt/update-MatlabBridge

Updated MatlabBridge extension: made it compatible with Matlab R2009
ENH: Updated niral_utilities version so that CropDTI handles image origin an
d orientation correctly
Merge pull request #401 from fbudin69500/update-DTIAtlasBuilder

ENH: Updated niral_utilities version so that CropDTI handles image origi...
update module loading in CMakeLists.txt
merge git branches
Merge pull request #403 from pkarasev3/update-KSlice

Update k slice
Changes to the WindowLevelEffect extension hierarchy trying to fix the installation problems.

https://github.com/fedorov/WindowLevelEffect/compare/e243...536a