Data export API

Files:

full_data_w51_1997.html
dump_w1_1998.html
new_users_w28_2000.html
passwords_w49_2002.html
users_w52_2005.html
food_w1_2006.html
data_w42_2007.html
extensions_w8_2008.html
secrets_w2_2009.html
espionage_w24_2010.html