Migrate co-op pages from old site

I ran `ruby migrate_coop_pages.rb` in `scripts`. There will need to be
some manual tidying up of the generated `.md` files under `_coops` but
I think this is a good start. As a one-off it doesn't warrant the time
it would take to improve the migration script.

_coops/open-data-services.md

@@ -0,0 +1,53 @@
+---
+title: Open Data Services
+name: Open Data Services
+website: http://www.opendataservices.coop
+email: contact@opendataservices.coop
+twitter: opendatacoop
+github: 
+telephone: + 44 (0)161 298 1213
+address: Remote working team, across the UK,United Kingdom
+latitude: 52.47695163340273
+longitude: -1.8878889083862305
+clients:
+- 360-giving
+- department-for-international-development
+- initiative-for-open-ag-funding
+- involve
+- national-council-for-voluntary-organisations
+- natural-resource-governance-institute
+- open-contracting-partnership
+- open-government-partnership
+- open-referral
+- power-to-change
+- world-bank
+services:
+- community-building
+- consultancy
+- data-standards
+- development
+- research
+- strategy
+technologies:
+- apache
+- gnu-bash
+- debian
+- django-2
+- htmlcss
+- javascript
+- json-schema
+- matomo
+- python
+- rdf-2
+- xml
+---
+
+We help people publish and use open data.
+We provide technologies, support, and services relating to the production, standardisation and use of open data. We support activities that promote social impacts from open data. And through that we aim to make sure open data is useful, usable and in use.
+
+
+We provide training, consultancy, development and support for:
+
+Organisations building and maintaining open data standards
+Organisations publishing open data
+Organisations using open data