little cleanup of not used headers and variables
added executable to find descriptors of an object and publish them, publishing not really working yet
fixed assertion failed bug
new message type for SHOT352 descriptor message
added new message types SHOT352 descriptor
publish keypoints and descriptors and wait for subscribers to subscribe to topic
Merge pull request #3 from kalectro/devel

publishes keypoints viewable in rviz and descriptors in new message format