Merge pull request #6 from ext/master

Fix strict warning by removing hack
Add support for symlinks
Set engine to InnoDB and charset to utf8

Add this migrations to existing systems:

ALTER TABLE `schema_migrations` ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
cosmetic: remove trailing whitespace
Use regular expression for ignore patterns.

Fixes #7.
Allow project-wide ignores.