Refactor shorewall::interface to use "options" rather than "opts"
Refactor shorewall::zone to use "options" rather than "opts"
Refactor shorewall::host to use "options" rather than "opts"
Refactor shorewall::host to require shorewall::configure
Refactor shorewall::masq to require shorewall::configure
Refactor shorewall::policy to require shorewall::configure
Refactor shorewall::rule to require shorewall::configure
Refactor shorewall::zone to require shorewall::configure