mysociety/popit — pull request #615 by struan (2014-09-03 13:45:12+00:00)
Title: only index organisation memberships with a new person

Otherwise we end up doing this multiple times for each membership that
is in the list. Instead we should rely on the API to correctly re-index
the memberships. This reduces the number of calls to elasticsearch so
makes this a bit less processor intensive.

NB: this should also include the changes in the improve-reindex-performance branch of popit-api before going live