added home controller with signin page and routes  and deleted index file from public folder
added controllers: boards, posts and comments
deleted public index file
Merge pull request #3 from jeesong/master

Edited the models
user login working using devise
schema changes
Merge branch 'master' of https://github.com/jeesong/tinytalk
fixing merge conflict
added profile page and route
Set up testing for Ruby with rSpec