Prevents a portinfo deletion in vm migration with NEC plugin.

Fixes: Bug 1160193

This patch prevents a portinfo deletion at the end of the migration sequence
by ignoring port_removed message from the source host.

Change-Id: I96932587b9d660aa01f8fcae0b0426c849d6c483
Fix unit tests for RHEL

Fixes bug 1158609
Fixes bug 1158612

Change-Id: I5ee6214a935cfa663c96b1ba6893f265890c4202
Mark 'sql_connection' config option as secret

Fixes bug 1160680.

Change-Id: I42b16d006f162cb41090fa34677d6ad054b6a55a
Merge "Mark 'sql_connection' config option as secret" into stable/grizzly
Merge "Prevents a portinfo deletion in vm migration with NEC plugin." into stable/grizzly
Merge "Fix unit tests for RHEL" into stable/grizzly