improve compatibility with new nvidia GPUs (resolves #880)
Merge pull request #1030 from MichaelKorn/cuda

improve compatibility with new nvidia GPUs (resolves #880)
Add tcp_open_
Remove useless Eigen macro
Add missing const qualifiers
Update doc & formatting
Add grabSingleCloud
Move camera_ to public
Rework transformation functions
Add extrinsic calibration functions
Add image capture support in callback

Conflicts:
	io/include/pcl/io/ensenso_grabber.h