Update start

start

 #!/bin/bash
 install_c_kernel --user
-git clone --single-branch -b master https://gitlab.irit.fr/toc/etu-n7/tutoriels.git tutos-root
-rm -fr tutoriels
-mv tutos-root/tutoriels .
-rm -rf tutos-root
+git clone --single-branch -b master https://gitlab.irit.fr/toc/etu-n7/tutoriels.git
+rm -fr src
+mv tutoriels/src .
+rm -rf tutoriels
 exec "$@"