v0.4

• Changed name from r2dock to Baleine

• The r2 shell is now named rdsh (Remote Docker SHell)

• Updated README and configuration files accordingly

• Refactoring of setup file arborescence :

• setup_files/gateway for the master node (faraday)

• setup_files/nodes for the slave nodes

• Moved example config in /setup_files/gateway/baleine.example.conf

• Changed setup scripts accordingly

• Moved away from Clap deprecated AppSettings traits for CLI
• Changed the command to save a docker container for better consistency