showPointCloud initial implementation together with test
Merge pull request #4 from ozantonkal/implementing_addPointCloud

showPointCloud initial implementation together with test
removed cv keywords and redundant lines from showPointCloud
CV_64FC3 support
Merge pull request #5 from ozantonkal/implementing_addPointCloud

Implementing add point cloud
little refactoring
misprint
implemented wasStopped flag
implementation of * operator for Affine3f and point3d, initial implementation of isNaN
implemented copy_non_nans, isnan