* write .metadata file with:    - SHOW MASTER STATUS    - SHOW SLAVE STATUS    - Start and end datetimes * Generate database name dynamically, if not specified (based on datetime)
* write .metadata file with:
   - SHOW MASTER STATUS
   - SHOW SLAVE STATUS
   - Start and end datetimes
* Generate database name dynamically, if not specified (based on datetime)

dantin/mydumper