Migration addForeignKey isn't working because `file`.`id` column has UNSIGNED flag and image when `fileId` don't have it.
Merge pull request #16 from CyberCog/master

Migration addForeignKey isn't working because `file`.`id` column has UNS...
Changed event handler methods visibility from protected to public
Merge pull request #17 from vundicind/master

Changed event handler methods visibility from protected to public
Update README.md
Merge branch 'master' into develop