Merge pull request #161 from JasonL9000/csv2bin

Modified level-1 parser to deal with C-style escaping and MySQL dumps.
Using Base::TOpt instead of Rt::TOpt as that seems to work correctly with the importer
Modified level-1 parser to deal with C-style escaping and MySQL dump special cases.
Added explicit null as \N. This is hard-coded for now.
Merge pull request #162 from JasonL9000/csv2bin

Added explicit null as \N. This is hard-coded for now.
Remove repro test case, and use Base::TOpt instead.
Compile driver in release mode.