update links to point to alpha
Organisation URI is bare domain
Merge pull request #33 from OpenAddressesUK/alpha-domain

update links to point to alpha
Add footer icons and link to github
Merge pull request #34 from OpenAddressesUK/footer-icon-links

Add footer icons and link to github
Merge branch 'master' of github.com:OpenAddressesUK/theodolite into feature-tweak-data-download-page

Conflicts:
	app/views/static/data.html