remove commented out cruft

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
implement a check for dangerous number of OSDs per host

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
add a few tests for the new check

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
fix the connection mock that extends the path

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #238 from alfredodeza/6142

warn against too many OSDs per host