install rosping
(rosping/catkin.cmake) try sudo see if it works
add -n option, not to ask password
add rostest to rosping
add meta package
set all package to 1.0.0
Merge pull request #281 from k-okada/sudo_rosping

sudo rosping during install
Merge pull request #283 from k-okada/release

add meta package and set all package.xml to 1.0.0