William Lallemand 2f4ce202d7 MEDIUM: cli: write a prompt for the CLI proxy of the master
Write a prompt with the PID of the target or master.
It's always activated for now.

Example:
    1234>
    master>
2018-10-28 14:13:34 +01:00
..
2018-09-14 09:31:34 +02:00
2017-10-25 04:45:48 +02:00
2018-09-12 07:20:17 +02:00
2016-04-03 14:17:42 +02:00