Minor changes (renaming).
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:
  rename files and replace OL by leaflet FMS-254