Updated mediawiki/extensions
Project: mediawiki/extensions/OpenStackManager  b8644ac12d864da1e29d4631699c521ce3bd4c3b

Clean up a couple of bad calls to printDebug().

Also removed reference to an obsolete variable in
getNextIdNumber()

Change-Id: Iecf42ca8f055457b542a26cf85839019bb2fb136