Added compiler conditionals for PCL 1.6 and 1.7 changes
Merged hydro-devel branch in groovy-devel
Small fixes to gazebo/hydro merge
Merge branch 'hydro-devel' into groovy-devel
Added note about pcl_conversions.h copied into this repo
Added PCL to package.xml
Merge branch 'hydro-devel' into merge_hydro_into_groovy
Merge pull request #78 from ros-simulation/merge_hydro_into_groovy

Merge hydro into groovy