Add dev doc on bonding in UI/backend

Closes-Bug: #1284626

Change-Id: Idec667a57b162ceaf125ec2c6f35be3ceac92ddd
Merge "Add dev doc on bonding in UI/backend"
Merge "manage real length of packets in netprobe"
Remove nodes only with correct environment ids

 * Fix in node unassignment handler's validator
 * Also fixed IvalidData error response formatting
 * Extended test for unassignment validation

 Closes-Bug: #1286091
 Closes-Bug: #1286036

Change-Id: Ie50954a5b043aa8141188bea345112232b6b7f57
Node list filtering

Change-Id: I5561c66984f368e19813c765d59029faeb12610f
Merge "Node list filtering"
Inaccessible nodes are also updated on stop/reset

Closes-Bug: #1286024

Change-Id: Ic7bcb3d71cebfb0c6d10f02490fa32dc5d4ef909
Merge "Inaccessible nodes are also updated on stop/reset"
Merge "Remove nodes only with correct environment ids"
Set primary controller role before priorities assignment

If nodes were passed as unsorted list
then there was a problem with wrong priorities
assignment, we have to assign primary-controller
role and only after that set priorities.

Change-Id: I35b824d316261ad555aa555ed5e34afb5857dc8d
Closes-bug: #1287656
Merge "Set primary controller role before priorities assignment"
Implement multicast group verification

Provide api for assignment, receiving and sending multicast
packages

Change-Id: Ia4470d10ddc280b836fafd0490958d9ed7c1fce5
Implements: blueprint l23-net-checker