accept adjust_repos as an argument flag

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
add boolean flags for mangling repos

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
fix missing key argument on remote function

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #63 from alfredodeza/6237

fix missing key argument on remote function
Merge pull request #62 from alfredodeza/6160-2

conditionally avoid installing from ceph repos
fix wrong logic for mangling repos

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #64 from ceph/6245

fix wrong logic for mangling repos