add bootstrap flash to layout, and link to post in the footer to build on for a login page. removes double aboutme route
adds user model and controller
adds bcrypt and has_secure_pass to user model
adds builds out login through user controller for creating a session
login form works have not checked session
sesion logging in and out is functional, does not have logic for allowing post to be made by someone logged in tet
working version of blog, forces sign in to post but still does have delete button for admin