Report the MD5 signature in the stderr output as well so that duplicate screen shots can be quickly identified. Of course this assumes that the exact same PNG is generated across different machine types and video cards. Currently I believe that it should given the hardware in question is virtualized.
- scheduler: fix bug in adaptive replication:
if send an unreplicated job to untrusted host,
set both wu.target_nresults and wu.min_quorum to app.target_nresults.
svn path=/trunk/boinc/; revision=15762