Simple-db-migrate

- New release. Added support to Oracle.

- Added: parameter label, it allow give a title for migrations, and use for reference to do a migration down

- Added: parameter force-execute-old-migrations-versions,
by default if current and destination versions are equals nothing will be done,
unless you use this parameter to execute migrations with version older then the current.

- Added: parameter force-use-files-on-down.
- Improvement: on method __change_db_version.

- Bug fix: optional parameter log_dir on InPlaceConfig (contribution: Hugo Tavares <hltbragmail.com>).
- Bug fix: using a new way to parse migration files respecting the file encoding.

- New release.