Added startup configuration option

[miccico]

SUMMARY

Currently all containers that are created using this module start at the same time at system boot. In order to be able to reflect service dependencies and spread initial startup load proxmox supports the configuration of a startup parameter. This pull request adds the option to configure startup behavior of lxc containers. It works well in conjunction with onboot and allows to set startup order, startup delay and shutdown delay.

Changelog Fragment

• proxmox - adds startup parameters for configuring startup order, startup delay and shutdown delay.

ISSUE TYPE

• Feature Pull Request

COMPONENT NAME

proxmox

ADDITIONAL INFORMATION

sample usage:
startup: 
      - order=10
      - up=50
      - down=20