Update README for all working roles

[scriptingislife]

• Add variables in standard format

• Add dependencies

• [x] Service

  • [x] database
  • [x] docker
  • [x] ftp
  • [x] mail
  • [x] php
  • [x] redis
  • [x] ssh
  • [x] telnet
  • [x] tomcat
  • [x] web

• [x] Vulnerability

  • [x] bind-shell
  • [x] insecure-ssh-config
  • [x] web-shell