bugfix: when h was nil (which it was for all my tests), everyone would fail with nil.[]= errors. Making sure we at least have a blank hash fixes this.
bugfix: when h was nil (which it was for all my tests), everyone would fail with nil.[]= errors. Making sure we at least have a blank hash fixes this.

brynary/webrat,jacksonfish/webrat,djanowski/webrat,jacksonfish/webrat,irfanah/webrat,brynary/webrat,johnbintz/webrat,m3talsmith/webrat,johnbintz/webrat,m3talsmith/webrat,irfanah/webrat,irfanah/webrat,djanowski/webrat