Add Project with unique name project
Mail to Group leader
Update Mail to Group leader
Update Mail to Group leader: Now we can send mail.
Update Mail to Group leader: Now we can send mail.
Merge francois/master into francoismerge

Conflicts:
	src/Tangara/CoreBundle/Resources/config/routing_group.yml
	src/Tangara/CoreBundle/Resources/views/Group/show_content.html.twig