Changed the container interaction process

This changes the way that containers are interacted with. With this
change, container actions are delegated to the host instead of looping
through the hacky mess that we were doing. This change will make it
so that the entire container process is faster.

Related issues: https://github.com/rcbops/ansible-lxc-rpc/issues/666, https://github.com/rcbops/ansible-lxc-rpc/issues/658

Releated PR: https://github.com/rcbops/ansible-lxc-rpc/pull/662