'Retrieve Files Changed in a Release\'s Commits
Retrieve a list of files that were changed in a given release\'s commits.
:pparam string organization_slug: the slug of the organization the
release belongs to.
:pparam string version: the version identifier of the release.
:auth: required'

def get(self, request, organization, version):

    try:
        release = Release.objects.get(organization=organization, version=version)
    except Release.DoesNotExist:
        raise ResourceDoesNotExist
    if (not self.has_release_permission(request, organization, release)):
        raise PermissionDenied
    queryset = list(CommitFileChange.objects.filter(commit_id__in=ReleaseCommit.objects.filter(release=release).values_list('commit_id', flat=True)))
    context = serialize(queryset, request.user)
    return Response(context)
