Merge pull request #544 from ericvincenterv/pilote3

Correction affichage de l'image du test.
modifications affichage aide
Merge pull request #545 from arnaudbey/help

modifications affichage aide
remove typo
Merge pull request #546 from arnaudbey/removetypo

remove typo
update check:media command
remove description display. unreadable.
Merge pull request #547 from arnaudbey/update-command

update check:media command
Merge pull request #548 from arnaudbey/update-command

remove description display. unreadable.
Amélioration des saisies.