Yii DB Migration 2.2

Yii DB Migration version 2.2.0 was released. In this version:

• Add support for additional named databases with separate migration history and --db option to select database
• Add migrate:mark to move migration history to a version without executing migrations
• Add configurable transaction mode and --transactional / --no-transactional options for migration generation
• Show friendly error on run ./vendor/bin/yii-db-migration without configuration file