The version of Petals ESB Container should be added to the following output of `{{petals-esb[.sh] -V}}':
Petals ESB Launcher 2.2.5 Petals ESB µKernel 4.1.0 Java(TM) SE Runtime Environment 1.8.0_161-b12 Oracle Corporation Linux 4.13.0-38-generic amd64