Merge feature classes with attachments

Idea created by nadiguy on Nov 3, 2012
    Implemented
    Score560

    When Merging 2  or more feature classes with attachements the output merged FC will not include the attachments.
    The tools 'Append', 'Load' and 'Copy features' ignores the attachments as well.
    Those tools should transfer feature related Attachments to the output FC.