Expand and modularlize concerto data set

Expand and modularlize concerto data set

* Break function creation and deletion out to their own files.
* Translates lul_fre_100 bibs into SQL
* adds a load_all.sql file for loading all test data
* moves all test data sql to its own dir
* creates a backward-compat concerto.sql loader
* ensure that most users are not already expired
* Adds a 'tag' column to marcxml_import, which populates last_xact_id on
  import.  This 'tag' is useful for differentiating which records to link
  callnumbers to.
* Adds an 'id' column to marcxml_import to ensure insert-order inserts
  into biblio.record_entry
* Adds a handful of copies for french records
* Adds supporting functions for creating circ/hold test data.
* creates a pile of sample circ and hold data
* Give most users NULL dobs and suffixes.

Signed-off-by: Bill Erickson <berick@esilibrary.com>