[R&D] master stateless

[ClementToni]

This R&D include :

• [ ] #73
• [x] create a redis system
• [x] implement a redis cluster
• [ ] heartbeat system
• [x] add log system for master action
• [x] add redis data visualizer
• [ ] handle down service case

[ClementToni]

also check, what happend if proxy crash