Administration

Created BackendBundle, added Sonata admin

[Issue 10] List of published jobs

[Issue 11] Edit jobs

Added Safe delete / Restore actions, Added job status, Route improvement

Added updateAt and deletedAt in Job entity

Updated security.yml

Added Mailer service and send a notification email when the job is validated
Fixed CS, added validation group for admin forms
Merge pull request #38 from poledev/admin

Administration