hook up preview survey and preview result buttons

Preview results still in progress
	modified:   Gemfile
	modified:   app/controllers/surveyor_gui/reports_controller.rb
	new file:   app/controllers/surveyor_gui/results_controller.rb
	new file:   app/controllers/surveyor_gui/survey_controller.rb
	new file:   app/facades/report_response_generator.rb
	modified:   app/views/surveyforms/_form.html.erb
	new file:   app/views/surveyor_gui/results/_survey_results.html.haml
	new file:   app/views/surveyor_gui/results/show.html.haml
	modified:   config/routes.rb