1) add response controller and model in order for people to respond on their own wall and have the conversation there
2) add a nudge button on user show page
	a) created nudge method in users controller
	b) modified routes in order to get this done
3) created a nudges and responses table
4) set up associations using aliases nudger and recipient
5) Figure out logic in view so that nudge button disappears once it is pushed and a nudged button replaces it.
6) also allowed user to see who specifically nudged them