links to sign in page, view for user creation page. Deleted link to sign up page. About to attach user sign in
removed need for white list attributes
good constructor for user, good salt, good specs
sign_in goes to erb; invalid sign_in redirects to sign_in page
can log in. No password encryption. Login takes you to homepage
successfull login redirects to user show page
prep for show view
bosses can create employees. Non bosses do not have access to employee creation page