Start function to add user to project
Merge branch 'feature/mah-cardPage' of github.com:romain-grelet/bamboo-project into feature/mah-userOnProject

Conflicts:
	app/templates/project/project.html.twig
continue
Make things that does not work
Merge branch 'develop' of github.com:romain-grelet/bamboo-project into feature/mah-userOnProject

Conflicts:
	app/engine/models/User.php
	app/templates/project/project.html.twig
add user to project + affich users belongs to a project
automaticaly add user which create project in relation to this project
Merge branch 'develop' of https://github.com/romain-grelet/bamboo-project into feature/mah-userOnProject