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• xptr was removed and replaced with ats_scoped_str, ats_scoped_obj and ats_scoped_ptr for temporarily or contingently allocated resources.
• The Doc header was changed to store per object version information.
• traffic_manager was moved to the cmd directory.
• libutils was merged in to libmgmt.
• WebMgmtUtils moved to libmgmt.

5.1.1 Security Update

Due to security issues in 5.1.0, a possibly incompatible change was made to 5.1.1.

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