Add pipe module
pipe_close fait
Start writing pipe_create
Merge branch 'feature/pipes' of https://github.com/dragibus-4if/dragibus-pi into feature/pipes

Conflicts:
	src/pipe.c
Merge branch 'develop' into feature/pipes
Add header guards for sem.h
Merge sem.h header guards
Merge branch 'develop' into feature/pipes
Format ifs
Ajout du vrai sujet de mini-OS
Fermeture du pipe avec son buffer lorsqu'il n'est plus inactif
Implement pipe_create
Suppr une espace
Merge branch 'feature/pipes' of github.com:dragibus-4if/dragibus-pi into feature/pipes

Conflicts:
	src/pipe.c
Fix merges
Va cherche des enignmes RIF
Merge branch 'feature/pipes' of https://github.com/jmcomets/dragibus-pi into feature/pipes
Fix modeline
Changement de la structure du buffer
Petit fix