Ajout exercice 3

Pour séance 14/10/2014

Signed-off-by: unknown <romain.savidan@gmail.com>
Merge branch 'master' of https://github.com/gitthabet/MS-BGD
Exos séance 14/10/2014

Signed-off-by: unknown <romain.savidan@gmail.com>
Exercices

2014-10-14 Session
Merge branch 'master' of https://github.com/gitthabet/MS-BGD
Homework for 2014-10-21 and cleanup of directory

Signed-off-by: unknown <romain.savidan@gmail.com>