Implemenation of faul tolerant and distributed stack with using RAFT consensus protocol using Atomix

• Running sh run_leader.sh compiles, packages and starts the initial node of cluster
• Running sh run_followers.sh starts 4 additional nodes to the cluster

• Run mvn exec:java@client will start the client and show you the prompt asking for user inputs.

• All operations as supported by a normal stack
• Handles the cases when an invalid operation is tried