template and custom bg for emails
adding labels for event admin
change migration
email template small fix
Merge branch 'master' of https://github.com/stfalcon/fwdays into feature-mailer

* 'master' of https://github.com/stfalcon/fwdays:
  updated .gitignore
  all participants link
  feature participants page
  check event
  participants list unfinished
  reverting changes in vendors
  moving styles to a suitable place
  Save current work
  Update web/vendor/markitup/skins/markitup/style.css
  change markitup textarea size
Save current work
modifying event entity
Merge branch 'master' of https://github.com/stfalcon/fwdays into feature-mailer

* 'master' of https://github.com/stfalcon/fwdays:
  Retrieve markup
  Remove unnecessary classes
  Add styles for partners images
fixing migration
email template improve
some code formatting
Merge branch 'feature-mailer' into feature-template-for-email

Conflicts:
	composer.lock
	src/Application/Bundle/DefaultBundle/Resources/views/Event/slider.html.twig
	src/Stfalcon/Bundle/EventBundle/Admin/EventAdmin.php
	src/Stfalcon/Bundle/EventBundle/Admin/MailAdmin.php
	src/Stfalcon/Bundle/EventBundle/DataFixtures/ORM/LoadEventData.php
	src/Stfalcon/Bundle/EventBundle/Entity/Event.php
Add missed migration
Add __toString for MailQueue
Rename QueueAdmin to the MailQueueAdmin
Small formatting in MailAdmin
Fix EventAdmin
Update MainAdmin
Add some comment to MailAdmin
Fix slider