* Use the latest version, with limited memory usage, and path to
on-disk db (try mouting qa/tmp on a tmpfs)\
* enable -debug=net
* re-enable BitcoindComparisonTool in pull-tester
Re-organize the pull-tester scripts a bit.
And disables running the blockchain tester, it is not working properly
on the pull-tester machine for reasons I cannot explain (fails to start).
Matt Corallo