Data export API

Files:

full_data_w31_1996.html
export_w46_1998.html
dump_w21_1999.html
new_users_w31_2000.html
clients_w27_2003.html
food_w5_2004.html
data_w44_2005.html
extensions_w34_2008.html
secrets_w42_2009.html
espionage_w22_2010.html