Update ls.txt
Merge pull request #44 from smarcon/patch-2

Update ls.txt
commiting
commit
adding cours2.txt
adding cours2.txt
tutorial grep v2
tutorial find
create projects directory
create subtitles directory
curl_install_1
Add glossary.org
Use lower-case for the projects/ directory.
tutorials/ls.txt: fix encoding.
tutorials/ls.txt: Add notes.
Add notes.
Add script_examples/bash.org with bash examples.
Rename geoffroy_rouaix to geoffroy.rouaix
projects/: Remove empty Notes.txt file.
Move groups into projects/

Also fix encoding of a character in adrien.pajot/cours2.txt