single/doodle/opinion:
single: only one option is choosable, when voter clicks Option B while Option A was chosen, Option A is automatically deselected.
doodle: as it is now (several options can be chosen at the same time)
opinion: voter should type a text (string) rather than showing option buttons.
similar as groupagreebot
anonimity means allow vote without signing name.
single/doodle/opinion: single: only one option is choosable, when voter clicks Option B while Option A was chosen, Option A is automatically deselected. doodle: as it is now (several options can be chosen at the same time) opinion: voter should type a text (string) rather than showing option buttons.