Fix class GeneralizedIterativeClosestPoint6D doesn't exported
Merge pull request #988 from UnaNancyOwen/fix_gicp6d

Fix class GeneralizedIterativeClosestPoint6D doesn't exported
Fix in ImageViewer (PCLVisualizer)
Merge pull request #990 from mdkus/master

Fix in ImageViewer (PCLVisualizer)
Always build libpcl_apps.so

- Remove superfluous checks for VTK and OpenNI in apps
Merge pull request #991 from jspricke/apps_cmake

Always build libpcl_apps.so
Fix: fx and fy where not computed correctly with user-specified depth focal length in convertToXYZRGBPointCloud
Merge pull request #992 from paperManu/openni2_fix_depth2cloud

Fixed OpenNI2Grabber::convertToXYZRGBPointCloud
Fix the L1 normalization of the RoPS feature
Merge pull request #993 from andersgb1/master

Fix the L1 normalization of the RoPS feature
Fix: OpenNIGrabber::convertToXYZRGBPointCloud was using rgb camera parameters instead of the depth one to create the point cloud
Merge pull request #994 from paperManu/openni_fix_rgbcloud

Fixed OpenNIGrabber::convertToXYZRGBPointCloud
Fix: 'opacity' workaround in ImageViewer (PCLVisualizer)
added harris_2d.h and harris_2d.hpp
Merge pull request #995 from mdkus/master

Fix: 'opacity' workaround in ImageViewer (PCLVisualizer)
Merge pull request #999 from stfuchs/master

added harris_2d.h and harris_2d.hpp in CMakeLists.txt (Closes: #997)
Fix default angle step for the RoPS feature
Merge pull request #1000 from andersgb1/master

Fix default angle step for the RoPS feature
Fix warnings regarding using abs with floating point numbers
Merge pull request #1002 from taketwo/fix-warnings-in-features

Fix warnings regarding using abs with floating point numbers