added sub processCheckNearMatch and modified insertRecord, processNewRef, and checkNearMatch actually intercept possible reference (addition) duplication scenarios.  When near matches are found, the user now gets a choice of 'cancel' or 'continue' buttons, or a link to add another ref.
added sub processCheckNearMatch and modified insertRecord, processNewRef, and checkNearMatch actually intercept possible reference (addition) duplication scenarios.  When near matches are found, the user now gets a choice of 'cancel' or 'continue' buttons, or a link to add another ref.


paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new