Add robot id in Welcome message (breaks compatibility).
Update test to set robot id in Welcome.
Add information to receive the video in the welcome message.
Remove Video and GiveVideo and move information in Register.
Use more explicit names.
Merge pull request #10 from dchilot/feature/register_video

Feature/register video
register now uses a URL instead of IP+port
Merge pull request #11 from fdiller/master

register now uses a URL instead of IP+port
Remove ip and port from Hello as useless.
Merge pull request #12 from dchilot/bugfix/clean-hello

Remove ip and port from Hello as useless.
add image field in register message to pass an image of the ball/tank
for the image processing on server side
Merge pull request #13 from fdiller/feature/image-in-register

add image field in register message to pass an image of the ball/tank
flag fields (rfid and color) in robotState message
Merge pull request #14 from fdiller/feature/detect_flag

flag fields (rfid and color) in robotState message