Provide jenkins wrapper
Summary:
Allow to reach Jenkins' own Java SSH server to run CLI commands,
for the specified Jenkins container.
Reference: https://agora.nasqueron.org/Jenkins#Jenkins_CLI
Test Plan: Tested on docker-001
Reviewers: DorianWinty, dereckson
Reviewed By: DorianWinty, dereckson
Differential Revision: https://devcentral.nasqueron.org/D2699