do not use any default config

it is easy to import any config from flickr api on /flickrimport
change flickr api key (mine is not working anymore)
persist slides in acidfs repository on flickrimport
manually call afs.session.close()

if afs.session is not closed, the next transaction won't be bound
to the AcidFS datastore
set dummy user name to ImaginationWebUI instead of Anonymous

for acidfs commits
persist data for all webservices