Website content

Mike Sanderson picture
Early profile and picture for Gianfranco
Steven's picture made consistent with squared b/w standard
Andy's picture made consistent with squared b/w standard
Heather's picture made consistent with squared b/w standard
Mike's picture made consistent with squared b/w standard

(still too small though)
Merge branch 'master' of github.com:OpenAddressesUK/openaddressesuk.github.io into styling-changes

Conflicts:
	_data/team.yml