Handle nil arguments to do_static()
Handle nil arguments to do_static()

Fixes #202

binford2k/showoff,berkes/showoff,puppetlabs/showoff,puppetlabs/showoff,marrero984/showoff,berkes/showoff,binford2k/showoff,binford2k/showoff,wanix/showoff,slambert/showoff,puppetlabs/showoff,slambert/showoff,kublaj/showoff,kublaj/showoff,slambert/showoff,marrero984/showoff,berkes/showoff,slambert/showoff,kublaj/showoff,kublaj/showoff,berkes/showoff,marrero984/showoff,wanix/showoff,puppetlabs/showoff,binford2k/showoff,kublaj/showoff,berkes/showoff,marrero984/showoff,wanix/showoff