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;;; BKG_ReplaceBlock: Change the referenced name of inserts.
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;;; Author: Roy Klein Gebbinck (www.b-k-g.nl)
;;; Made for: http://www.theswamp.org/index.php?topic=45490.0
;;; Version: 20131011.
;;; History: 20131011: Added xref and recursion check.
;;; 20131011: Added support for AcDbMInsertBlock.
;;; 20131011: Using effective name (thanks kruuger and ronjonp).
;;; 20131010: First version.
;;; ======================================================================