Looking at the releases of lxc https://github.com/lxc/lxc/releases I can tell that the lxc 2.0 i coming soon as lxc-2.0.0.rc13 was released 10 hours ago.
I hope 2.0 will be ready for Ubuntu 16.04 LTS which is releasing in April 2016 and hope Proxmox will implement lxc 2.0 in ver. 4.2
I hope 2.0 will be ready for Ubuntu 16.04 LTS which is releasing in April 2016 and hope Proxmox will implement lxc 2.0 in ver. 4.2