Ajout license titlepage

presentation.tex

@@ -37,7 +37,7 @@ pdfproducer={Latex},
 }
 
 \title[Formation Git\_v2]{Formation Picasoft : La gestion de version avec Git (niveau 2)}
-\titlegraphic{\includegraphics[scale=.1]{picasoft_logo.png}}
+\titlegraphic{\includegraphics[scale=.1]{picasoft_logo.png} \\ \href{https://creativecommons.org/licenses/by-sa/4.0/deed.fr}{\includegraphics[width=4em]{./imgs/licence.eps}}}
 \author[T. Duhautbout - R. Huet]{Thibaud {\sc Duhautbout} \\ Rémy {\sc Huet}}
 \institute[Picasoft]{Association Picasoft}
 \date[24/10/2018]{Mercredi 24 octobre 2018}