Some broken in mass testing client

[subbuss]

See snippet below that the testreduce server is receiving from clients. Some state is being held onto / something is broken in clients that keep returning old results for new titles.

....
-> enwiki:Moine_Supergroup
<- enwiki:Thomas_Cope : 41 0 0 deed30b
-> enwiki:Peugeot_505
<- enwiki:Thomas_Cope : 41 0 0 deed30b
-> enwiki:Samuel_Montagu_Youth_Centre
<- enwiki:Thomas_Cope : 41 0 0 deed30b
-> enwiki:Gerola_Alta
<- enwiki:Thomas_Cope : 41 0 0 deed30b
-> enwiki:Wanted!_The_Outlaws
<- enwiki:Thomas_Cope : 41 0 0 deed30b
....