Remove unnecessary call to smart_str().

self.stdout.write calls force_str(), and requires a non-bytes string
before that to e.g. call endswith().
Version 1.2.1.
.idea added to .gitignore
Add mapit_it Django app for Italy.

Share code for find_parents between mapit_gb and mapit_it.
Cache 0, not '0', to avoid LocMem incr error.
Add HTML version of /generations endpoint.
[UK] Add current status section to changelog.
django_mapit.egg-info path added to .gitignore; path is created when installing mapit as an app, from github link, into an existing project
conflicts solved after merging
django 1.4 removed from travis tests; conflicts solved after merging master branch