cosmetic
avoid showing fields that change the reference number. Fixes #19887
recreate title based on changes of the modifications form
validate estimations and do not allow to have negative values. Fixes #19886
Merge branch 'master' of github.com:eea/esdrt.content
show bottom buttom only when we have observations
fix counterpart section of the workflow, now Plone's own comments and discussion is enabled for the counterpart step. fixes #20127
change workflow
allow discussion for comments