BUG-1140: inPort disappeared from match

- added inPort into ToSalConversionsUtils.toMatch
- added utility method for creating NodeId out of NodeConnectorId and unit test

Change-Id: Ibbfe697aaf756f44553bbbbb9dfd6c9c9660f8b6
Signed-off-by: Michal Rehak <mirehak@cisco.com>
Merge "BUG-1140: inPort disappeared from match"