Import pompadour2
Ajout d'une fonction de recherche ; Suppression de la liste des wiki dans la barre de navigation
new design (save commit, not finished)
some cleanning ; fix for history
Fix diff engine
Fix diff : now have get_file_diffs/get_diffs and get_file_history/get_history (which returns commit objects)
fix result id in search
fix some utf8 problems
fix design for filemanager (still present but not visible directly)
finish translation ; add INSTALL.md ; improve venv.sh to allow update only