Add toastr + some view style
Merge branch 'master' of https://github.com/lenybernard/AvCmsBundle

# By Pierre Shady
# Via Pierre Shady
* 'master' of https://github.com/lenybernard/AvCmsBundle:
  WIP - Pag standard
  WIP - Pag standard
  - block fameuse + prometteuse - gestion collection

Conflicts:
	Controller/PageManagerController.php
	Entity/Block.php
	Entity/Page.php
	Form/Type/PageStandardType.php
	Resources/views/PageManager/form-standard.html.twig
	Resources/views/PageManager/new.html.twig