putting reader and logged in boolean into sessions
amended cucumber tests to pass with new reader variables
added cucumber test for saving reading list
added list show page. controller adds reader id to lsit when saved
cucumber test for save and view button passes
added comment model
comments append to comments div. replies not recieving parent id
added controller tests for comment
parent id passing to replying comments
comment model fetches parents reader name for use in view
added css to indent replies