fix for MSVC build (OpenMP parallelized for-loop does not accept size_t variable)
Merge pull request #755 from VictorLamoine/master

Warning fixes
Merge pull request #759 from VictorLamoine/master

Fix typo: broken link in Qt tutorial
Merge pull request #761 from VictorLamoine/master

Fix #667: Imrpove PCL visualizer help
Removement of an obsolete OpenCV dependency
Merge pull request #763 from mdkus/master

Removement of an obsolete OpenCV dependency
Merge pull request #762 from VictorLamoine/master

Prevent undefined behaviour when drawing axis
Merge pull request #753 from magro11/master

fix for MSVC build
Solving a linker error with median_filter.cpp

Solving a linker error with point type XYZI which is not pre-compiled for this filter. The solution that worked was to include the #include <pcl/filters/impl/median_filter.hpp> A better solution is to change the source file to instantiate common point types.
Merge pull request #773 from sidahuja/patch-1

Solving a linker error with median_filter.cpp