Deploy command

[petrus-v]

• [x] cluster deploy repo branch
  • [x] to switch an existing master/salve service
  • [x] to redeploy master only service
• [x] cluster deploy repo branch --master node1
  • [x] to redeploy existing master/slave service forcing master (think about with or without slave)
  • [x] to deploy new master only service
• [x] cluster deploy repo branch --master node1 --slave node2
  • [x] to redeploy an existing service forcing master/slave
  • [x] to deploy a new master/slave service
• [x] deploy a new service

[coveralls]

Pull Request Test Coverage Report for Build 9

• 296 of 297 (99.66%) changed or added relevant lines in 8 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+8.4%) to 97.019%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
cluster/cluster.py	85	86	98.84%
<!--	Total:	296	297	99.66%	-->

Totals
Change from base Build 5:	8.4%
Covered Lines:	358
Relevant Lines:	369

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💛 - Coveralls

[petrus-v]

@fgeorgeanybox thanks for review, last commit fix the typo.

[petrus-v]

So merging myself !