Add LAScarSegmenter extension
update LAScarSegmenter index
update LAScarSegmenter icon link
Add PortPlacement extension

This extension assists in the planning of surgical port placement in a laparoscopic procedure. Additional details at http://www.slicer.org/slicerWiki/index.php/Documentation/Nightly/Modules/PortPlacement
Fixed several URLs in PortPlacement extension description file
Updated MatlabBridge to 0.4.0 - fixed a crash, improved linux/mac support

See details at https://www.assembla.com/spaces/dG15GuCs4r4l4UeJe5cbCb/tickets?report%5Bestimate_show%5D=true&report%5Bid%5D=0&report%5Bmilestone_id_cond%5D=0&report%5Bmilestone_id_val%5D%5B%5D=3991343&report%5Btitle%5D=MatlabBridge+0.4.0+Tickets&report%5Btotal_estimate_show%5D=true&report%5Btotal_invested_hours_show%5D=true&report%5Bworking_hours_show%5D=true
Merge pull request #372 from SlicerRt/update-MatlabBridge

Updated MatlabBridge to 0.4.0 - fixed a crash, improved linux/mac support
Changed module category to IGT. Update git revision to new version with bugfixes
Update UKFTractography
Merge pull request #373 from pnlbwh/update-UKFTractography

Update UKFTractography
Merge pull request #367 from giogadi/add-PortPlacement

Add PortPlacement extension
Update web links
Merge pull request #342 from ljzhu/add-LAScarSegmenter

Add LAScarSegmenter extension
Updated MatlabBridge to 0.5.0: bugfixes

See details at https://www.assembla.com/spaces/slicerrt/milestones/4053603-matlabbridge-0-5-0
Converted MatlabBridge.s4ext EOLs to unix (LF)
Merge pull request #374 from SlicerRt/update-MatlabBridge

Update MatlabBridge to 0.5.0: bugfixes
Added Andinet Enquobahrie to contributors
Merge pull request #375 from giogadi/update-PortPlacement

Added Andinet Enquobahrie to contributors
ENH: Updated SlicerRT: 0.10.4. Fix Plastimatch build error against ITK to restore nightlies. See more info at https://www.assembla.com/code/slicerrt/subversion/changesets/compare/898..1021
Merge branch 'update-SlicerRT'

* update-SlicerRT:
  ENH: Updated SlicerRT: 0.10.4. Fix Plastimatch build error against ITK to restore nightlies. See more info at https://www.assembla.com/code/slicerrt/subversion/changesets/compare/898..1021