Removed copyright declarations from DetectorDescription

Signed-off-by: David Mendez <david.mendez@cern.ch>
Removing copyright delcarations for FWCore

Signed-off-by: David Mendez <david.mendez@cern.ch>
Removed copyright declarations for IORawData

Signed-off-by: David Mendez <david.mendez@cern.ch>
Removed copyright declaration for L1Trigger.

Signed-off-by: David Mendez <david.mendez@cern.ch>
Removed copyright declarations for OnlineDB

Signed-off-by: David Mendez <david.mendez@cern.ch>
Removed Copyright declarations for PhysicsTools

Signed-off-by: David Mendez <david.mendez@cern.ch>