Find and add the Prom Week Preservation Papers

[njunius]

All the easily accessible links to the Prom Week preservation Eric Kaltman did are dead (most of them are through games.soe.ucsc.edu which itself might be dead) and even the link to it on the EIS blog doesn't work

[njunius]

So it turns out Google and/or some part of the UCSC stuff was not surfacing the escholarship page or any links to it but here it is:

https://escholarship.org/uc/item/0wg4w6b9

So we do have access to this