deps: tag a4 for diid

package.json: deps downgrade mapbox-gl

module/participatory budget: input field was too small closes liqd#1547

translations: new translations from transifex

polls/validators//models: add validation that only vote can be create…

…d per choice per user

translations: new translations from transifex

locale-fork: add kosmo specific translations

deps: update and tag a4

dependencies: update a4

project header: add additional margin to avoid overlap and remove z-i…

…ndex on arros for same reason fixes liqd#1028