Manage empty values of slave replication.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Manage empty values of slave replication.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Refactor replication_info filling.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Merge pull request #1396 from Tithugues/b4535_master

Fix #4535: notices about replication