cg: Remove unused id field from controllers message

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Acked-by: Tycho Andersen <tycho.andersen@canonical.com>
cg: Rename controllers field

We have to many controllers names in cgroup.c file.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Acked-by: Tycho Andersen <tycho.andersen@canonical.com>
show: Sanitze repeated fields showing routine

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
show: Always print tabs before braces

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>
show: Don't continue showing messages with the descriptor of nested one

When we dive into showing nested message, the call to it will
overwrite the ctl->Arg field with the descriptor of the nested
one. As a result, after the call returns we continue showing
old message with new descriptor.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>