Setup Index Page

* Create index page controller
* Create index page view
* Create spec folder
* Create rspec files for index page
* Add index route
* Commented out whitelist_attributes in application.rb (rails tantrum)

TODO:
* refine index route
* create basic index view
* test index view
update route for index page
delete root/test folder
rails s works with postgres
Create basic index page
misc sidebar styling
Merge pull request #5 from Answart/Index-page

Index page