Merge pull request #1 from ipa-fmw/hydro_dev

remove eigen
added parameter confidence_threshold for DepthNode configuration via parameter server and updated default launch file correspondingly
removed hydro compilation error, converted point cloud output to sensor_msgs::PointCloud2 and updated README.md
README update
parameter adjustment
cout error in case no cameras where found
To suppress the error, header should use the pcl_conversions in hydro according to http://wiki.ros.org/hydro/Migration#PCL
Update package.xml
minor adjustments
launch file adjustments
modified ROS debug messages in src-file and in launch file
Merge pull request #6 from aginika/use-pcl-conversions

To suppress the error, header should use the pcl_conversions in hydro ac...
added point cloud filter (radius based)
implemented downsampling routine in order to speed up radius based filtering
Created single camera demo launch file
Merge pull request #8 from davetcoleman/demo_launch_script

Created single camera demo launch file
merge
included missing header references
Merge pull request #11 from ipa-flg/merge

Updated: Solving merge conflicts to add changes from ipa-flg
added missing arguments