Implemented social links on about page for nems, included samples from o...

...ps manual to explain roles, tweaked about text to add signposting links to relevant sections and reduce overall duplication, collated status pages into one, modified ops manual to remove pending status and add vacency note to facilities and project room, partially updated events procedure based on discussions w DI/events, tweak frontpage to be more creatively inviting, fix friend of farset badge and text. Also tweaked the colours of the buttons to match the general theme.