diff clustering bug modified
before pull
Merge branch 'master' of https://github.com/karate362/PCLTest

Conflicts:
	PCLTest.sdf
	PCLTest.suo
	ipch/pcl_geometry-a4003963/pcl_geometry-809c36ee.ipch
	ipch/tools-8ce2fd71/tools-c26f37b5.ipch
	x64/Release/Multiview.bat
	x64/Release/RT.txt
	x64/Release/invRT.txt