Merge pull request #20 from almacbe/fixUserFactory

Fix build method from UserFactory
User manager is now injected to the User Factory via constructor. The factory does not persist when building anymore.
Do not ignore composer.lock
Test environment config
Merge pull request #7 from almacbe/addMailerService

Add mailer service fixes #5
Merge pull request #21 from carlescliment/master

Mejoras en UserFactory