Update --pinger-tries option to int
Review Request #3561 - Created March 11, 2016 and submitted
|Nick Howard (Twitter)|
|benjyw, stuhood, zundel|
https://rbcommons.com/s/twitter/r/3541 further regularized the type coercion rules for options. This broke pinger tries for me because it was passed as a float, which causes a type error later.
Manual testing locally.