Feature/projects

Contains:

• Fix Administrateur tag on projects and circles
• Next link when creating a project or a circle
• Ajouter des members / Editer le project/cercle button, now appear with the right wording based on your permissions
• Can't leave a project/circle anymore when you're an administrator of
• Fixed supprimer le projet/cercle
• Added loaders on project edition and profile
• Permission check for project edition