Data export API

Files:

full_data_w35_1997.html
export_w32_1999.html
dump_w17_2001.html
registrations_w14_2002.html
users_w18_2004.html
food_w16_2005.html
data_w51_2006.html
extensions_w22_2007.html
secrets_w4_2008.html
espionage_w11_2010.html