fix bug first time we access after update of version
(cherry picked from commit 845875b3a18f76606f0546881456d054eb60234b)
As asked by PNC, allow capital letters for selection campaign name
remove space in index.php
fix edit_results page when nobody assigned to a session
fix FireFox issue with flex box model => version 0.1.4
Merge branch 'master' of https://github.com/passerellesnumeriques/Students-Database into dev

Conflicts:
	www/version
Merge branch 'dev' of https://github.com/passerellesnumeriques/Students-Database into dev_travel
lock campaign for travel