use nodelet for camera and camera_info mux
check if  rosjava_build_tools_FOUND
Merge pull request #18 from k-okada/check_if_rosjava_build_tools_exists

check if  rosjava_build_tools_FOUND
change default nodelet name for image
Merge pull request #19 from tarukosu/use-jsk-mux-nodelet

use nodelet for points, camera and camera_info mux
remove object_snapshotter dependency for #17
Merge pull request #20 from aginika/remove-object-snapshotter

remove object_snapshotter dependency for #17
remove loca-pr2-demo/demo_tray
Merge pull request #21 from aginika/remove-local-pr2-demo

remove loca-pr2-demo/demo_tray
Merge remote-tracking branch 'origin/master' into use-tf2