Neil Williams's "QOF create: functionality added" patch.

[Derek Atkins]

Log Message:
-----------
Neil Williams's "QOF create: functionality added" patch.

	QOF create: adding functions to be used with
	qof_object_new_instance for new qof_book_merge objects, including
	business objects.

	Small documentation tweak to make QofEntity and QofParam
	structures visible to doxygen.

Modified Files:
--------------
    gnucash:
        ChangeLog
    gnucash/src/business/business-core:
        gncBillTerm.c
        gncBillTerm.h
        gncCustomer.c
        gncCustomer.h
        gncEmployee.c
        gncEmployee.h
        gncEntry.c
        gncInvoice.c
        gncJob.c
        gncTaxTable.c
        gncTaxTable.h
        gncVendor.c
    gnucash/src/engine:
        Account.c
        Group.c
        Transaction.c
        gnc-pricedb.c
        qofbook.h
        qofid.h