Changes for version 0.21

  • BUG: wasn't checking definedness of $data_type BUG: did string comp. with == FIX: had extraneous crap in it. FIX: Added lexical 'use warnings' throughout. (No problems were caused; I run locally with PERL5OPT=-w ) FIX: was checking a couple of unitialized variables. FIX: Minor warning corrections in, DOC: Clarified and unified all documentation throughout distribution.