moved validation requried & optional fields to config.yml for use by tests; changed test scripts db to lims_test; tesed form validation and form submission; protected date validation in absence of day/month params
new tests using LWP::Protocol::PSGI; new 'helper' class RequestForm::Test - loads Modern::Perl, Data::Dumper, etc & lib paths (same function as test-lib.pl but also exports packages)