Fixing None checks for http_port and server_port (again)
Fixing None checks for http_port and server_port (again)

This is a partial revert of b20a39. After testing, I realize we *do*
want implicit false for http_port and server_port, as these are strings,
not ints, as I had incorrectly assumed.

fernandalavalle/mlab-ns,fernandalavalle/mlab-ns,m-lab/mlab-ns,m-lab/mlab-ns,fernandalavalle/mlab-ns,fernandalavalle/mlab-ns,m-lab/mlab-ns,m-lab/mlab-ns