readtopics sql
read topics model
index view for topics
topic specs
introduce app controller
use appctrlr and authorize actions
authenticate user before creating reply
redirect to referer if set
authenticate actions and unread route
changes to users ctrlr
more seed data
add drop table for readtopics
add role field to users table
category has many replies
add check ownership to helpers and implement admin? helper method
after save hook for creating read topics
validating of role and initial implementation of unread topics
placeholder for replies specs
piffin specs
restrict views if not admin and real count for replies