Working signup, signin, signout paths.
Fixes weird devise bug. Signup, Signin and Signout all working.
Merge pull request #25 from JamieMcKenzie/user-reg-bug-fix

User reg bug fix
Redirects current user to homepage if signed in.
Merge pull request #26 from JamieMcKenzie/user-reg-bug-fix

Redirects current user to homepage if signed in.
Merge branch 'master' into css

Conflicts:
	app/views/layouts/application.html.erb
styling shennanigans