incorporated new kitemarks from Adrian

these new images were created in response to @agentGav
Merge branch 'improvements-page' into new-kitemarks
Added larger logos
Tweak to size of badges on about page
Adding in Raw Level badge
Merge remote-tracking branch 'origin' into new-kitemarks

Conflicts:
	config/locales/en.yml
Merge remote-tracking branch 'origin' into new-kitemarks

Conflicts:
	config/locales/en.yml
Merge branch 'new-kitemarks' into embeddable-badges