Unifying art branches

[samjjacko]

Change Summary

Merges the primary art branches issue-8-merge-40 and issue-81-Art_in_GameSerializer_Data, as well as contributors documentation, events documentation, and any other documentation branch I could find

Change Form

Fill this up (NA if not available). If a certain criteria is not met, can you please give a reason.

• The pull request title has an issue number
• The change works by "Smoke testing" or quick testing
• The change has tests
• The change has documentation

Other Information

Some code (particularly for individual member pages) is not particularly DRY, but the code isn't reused anywhere and shouldn't affect maintenance realistically.