List of significant changes to Test::WriteVariants
Add more documentation, including full example.
Removed use of autodie.
Treat undef for env var as meaning 'ensure not in %ENV'. Add control of test_prefix plus assorted fixes. Restore search_path param to find_input_test_modules(). Require at least one variant plugin to be found.
Initial release based on prototype in https://github.com/perl5-dbi/DBI-Test