added sub checkWhereClause.  This is by no means bulletproof, but it helps with testing and bug finding.
added sub checkWhereClause.  This is by no means bulletproof, but it helps with testing and bug finding.


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