Nulls for area_covered, country, council, platform and group in JSON output are now empty strings.

commit 0b7a6a1d4d
Author: Adrian Short <adrian@adrianshort.org>
Date:   Mon Apr 13 15:15:49 2015 +0100

    Bump version 0.1.2.1

commit e79c77c68f
Author: Adrian Short <adrian@adrianshort.org>
Date:   Mon Apr 13 14:20:07 2015 +0100

    Return all sites

commit 7b1079190d
Author: Adrian Short <adrian@adrianshort.org>
Date:   Mon Apr 13 14:07:17 2015 +0100

    Bump version number 0.1.2

commit aa63797604
Author: Adrian Short <adrian@adrianshort.org>
Date:   Mon Apr 13 14:02:26 2015 +0100

    Add extra fields

commit aa5ab1ea1d
Author: Adrian Short <adrian@adrianshort.org>
Date:   Mon Apr 13 11:10:04 2015 +0100

    Remove function

commit 50a18cd311
Author: Adrian Short <adrian@adrianshort.org>
Date:   Thu Apr 9 10:27:21 2015 +0100

    Serve JSON feed for sites