Updates employees sum

See merge request !398

Fix

See merge request !396

remove useless filter option

See merge request !395

fix labels

See merge request !394

added 'não informado' for null options

See merge request !392

new_pnad -> dev

See merge request !389

[FIX] modified values for the frontend to be able to make the request (capitalCode, metroCode and modalityShift)

[FIX] Subroute '/new_pnad_state changed to '/state', '/reg_code' to '/region' and '/age_range' to '/age_range_all'

new_pnad -> development

See merge request !387

Merge new_pnad -> development

See merge request !385

[ADD] filters 'attendModality, attendsSchool, capitalCode, ethnicGroupNewPnad, metroCode and regionCode' added to convert files and id2str