Inrae report with photo on the cover

Information from the "charte graphique":

changed milestone to %v0.2.0

added templates label

assigned to @david.dorchies

Resources:

• How to crop an image with tikz: https://tex.stackexchange.com/a/19940

created branch 39-inrae-report-with-photo-on-the-cover to address this issue

mentioned in merge request !12

mentioned in commit 747997a9