Increase cryptree node cache size from 100 to 1000
Increase cryptree node cache size from 100 to 1000

(still only ~ 10MiB of ram)

ianopolous/Peergos,Peergos/Peergos,Peergos/Peergos,ianopolous/Peergos,Peergos/Peergos,ianopolous/Peergos