Fix name of 'add cinder' button
Add method verify_amount_nodes_in_status
Add tests for redeployment
Add tests for deployment with cinder
Change attributes to "set='regression'"

	modified:   tests/modules/test_deployment_with_cinder.py
	modified:   tests/modules/test_redeployment.py
Add 'skip' attribute to tests
Add 'skip' to 'test_deployment_with_cinder'
Refactoring creation environment