Damjan Marion d4798a394a Avoid use of node index 0 by registering null-node
In some cases it is convenient to use 0 as an invalid node index
so here we make sure that index 0 is not used.

Change-Id: I5af6bef6769d56086ceb343423185f22843732bd
Signed-off-by: Damjan Marion <damarion@cisco.com>
2016-09-07 00:49:29 +00:00
..
2016-07-08 14:18:22 +00:00