Here is the file that can explain many details about the project:

DETAILED DESCRIPTION OF THE PROJECT
===================================
Name of the project=
Detailled description=
Goal=
Special rules=

PRESENTATION OF DIRECTORIES AND FILES
=====================================
.autoprojet.metadata/
  ==> Meta-datas usefull for autoproject (For instance the description of the project)
      Do not add or modify any file in this directory.
LICENCE.txt
  ==> Licence for distribution of your project (everybody can access it!)
      By defaut: GNU V3 licence.
LICENCE-fr.txt
  ==> Unofficial french translation of LICENCE.txt.
README.txt
  ==> This file
VERSION.txt
  ==> all the identified versions of the project corresponding to a particular
      revision

INSTALLATION
============
Describe here how (and/or where) to install your project.