Merge branch 'unstable' of https://github.com/telefonicaid/Rush into unstable

Conflicts:
	lib/dbCluster.js
first attempt
approach two
simple server
encondig Dataset
protocol acceptance
added body for protocol tests
close servers after done()
protocol Tests
Merge branch 'protocolTest' of https://github.com/telefonicaid/Rush into protocolTest
changed path to key and crt for protocol test and no advancedServer hangs after the first checkpoint
send body only with POST and PUT
merge last changes
minor bugfixing
Rename processingState.js to processingStateTest.js
sentinel monitor
Merge pull request #134 from telefonicaid/sentinel_monitor

sentinel monitor
Improve log messages
accept self signed certs
Less timeout for persistence validation