+/- Increase/Decrease
point size
Arrows/
Shift/
Alt
move camera
z camera reset
c toggle color
l Lea 2011
t Timo 2011
p Peter 2011
2 Peter 2004
w Wibke 2011
1 Wibke 2004
L Lea und Timo 2011
W Wibke und Peter 2011
camera x
camera y
camera z
/* http://pointclouds.org/documentation/tutorials/pcd_file_format.php */
will be replaces