CLOUDIFY-2275

- create separate path for install work flow
- prepare multi instances node duplication on installation instead of blueprint submission
Merge branch 'develop' into feature/CLOUDIFY-2275-initial-deployment-support
CLOUDIFY-2275

- add deployments state to the blueprints_manager.
- add API to get current deployments
CLOUDIFY-2275

- add API to get specific deployment
CLOUDIFY-2275

merge from develop
CLOUDIFY-2275

merge from develop fix errors
Merge pull request #107 from CloudifySource/feature/CLOUDIFY-2275-initial-deployment-support

first API of deployments