AthenaCommon+AthenaConfiguration: Fix test failure in master.
Update AthenaCommon reference files for changes in how properties are dumped.
Tweak how condTool reads old configurations to match what the previous version of the code was doing.
Update AthenaCommon reference files for changes in how properties are dumped.
Tweak how condTool reads old configurations to match what the previous version of the code was doing.