add svg on manure management plan
Merge branch 'master' of https://github.com/ekylibre/ekylibre
Merge branch 'master' of https://github.com/ekylibre/ekylibre
Merge branch 'master' of https://github.com/ekylibre/ekylibre
update manure management plan and aggregator
Merge branch 'master' of https://github.com/ekylibre/ekylibre
add default cultivable land parcel in demo fertilization task when no parcel already in DB