aleksbykov

@vponomaryov can you review?

@vponomaryov @soyacz can you review again?

@soyacz @fruch @vponomaryov can you review it?

> Where are GCE jenkins jobs? > > Also rebase/push a commit so unit tests are retriggered. Added jobs for gce and docker. Rebase on latest master

@soyacz . done

Job was passed: https://jenkins.scylladb.com/view/staging/job/scylla-staging/job/abykov/job/longevity-100gb-4h/94/

@fruch @soyacz @vponomaryov , can you review, please?

@roydahan @fruch i fixed accroding your latest comments. Could you please review

New in latest changes: - refactor method remove_node_add_node: create new method which allow to remove node and the and new node. This could be used in any places, where cluster...

@fruch @soyacz can you review?