Update Snap project

[show0k]

Changelog:

• fix "set host" if the user type an issue with IP instead of an hostname
• fix "reset robot" for working with puppet master
• fix "get ... of motor(s) ..." issue le bloc "get .......... of motors ....." ne fonctionne pas avec le bloc "all motors" poppy-ergo-jr#23
• remove the possibility to command all motors with white input on "set position to motor(s)"
• add an error message to "index of motor"
• add an error message and change default input to "motor in group"
• add “play move” in bloc type command for a better manipulation of the bloc
• add “set led color of motor(s) in .."
• add “card is detected ?”
• change default values of many blocs for standardization.

You can test the modifications directly here.
Discussion related to these changes here (in french).