Add support for `pre_count` option on Sequel + MySQL
Fix bug in DatabaseCleaner::Sequel::Truncation#pre_count_truncate_tables
Merge branch 'master' into pre_count_on_sequel
Merge branch 'master' into pre_count_on_sequel
Merge pull request #298 from vrinek/pre_count_on_sequel

Add support for `pre_count` option on Sequel + MySQL