provided developer setup
route and link helper updates

* removed useless aliases from routes files
* created new signup route
* use login_path,signup_path as link helpers
close the div tag that was left open
close the div tag that was left open

Conflicts:
	app/views/layouts/application.html.erb
Merge pull request #10 from tiger-swallowtails-2013/layout-fix

close the div tag that was left open
fix conflicts in application.html.erb
Merge pull request #11 from tiger-swallowtails-2013/change-signup-route

Change signup route
added vote button so user can vote on answer
* Fixed first vote before save callback
* Added vote button with ability to vote on answer
removed unneccessary strong params
fixed merge conflicts in config/routes.rb