First version of moved files
Make Makefile.common include fail if wsn430 not correctly defined.
Remove wsn430 subfolder
Move tutorial into 'appli' and reorganize subfolders
Cleanup prompt printing
Cleanup after make
Remove some compilation warnings
Correct make_all.sh output
Remove some other remaining warnings
Add a iotlab test makefile
Merge branch 'remove_need_of_env_variables'

Conflicts:
	appli/tutorial/main.c