removes next/previous question stubs in questions_controller.rb
removes next/previous question stubs in questions_controller.rb

katloboda/askup,sarahschachman/askup,sarahschachman/askup,hansss/askup,hansss/askup,katloboda/askup,penzance/askup,penzance/askup,katloboda/askup,rckim77/askup,rckim77/askup,sarahschachman/askup,rckim77/askup,hansss/askup,penzance/askup