Review filter by incident type layout. Use `gettext()` and `STATIC_URL`.
Merge branch 'feature/leaflet' of github.com:CIRB/django-fixmystreet into feature/leaflet

# By Jonathan Sanchez Pando
# Via Jonathan Sanchez Pando
* 'feature/leaflet' of github.com:CIRB/django-fixmystreet:
  fixing address search view (wip) FMS-254