CLOUDIFY-2393 added state_version to update node calls. deleted the unused DeploymentsNode class
Merge branch 'develop' into feature/CLOUDIFY-2393-Storage-Impl-Phase-2
Merge pull request #25 from CloudifySource/feature/CLOUDIFY-2393-Storage-Impl-Phase-2

CLOUDIFY-2393-STORAGE-IMPL-PHASE-2