visitor can register [finish #79854006 #79854478]

Fix for #79854006 #79854478

Second fix [#79854006 #79854478]

Third fix [#79854006 #79854478]

add shared partials

remove posts controller

Fix spacing in Users Controller; Use javascript include helper in layout; Add document ready to application.js

Fix for registrations_controller added additional parametars

Changed css style link from hard coded to stylesheet_link_tag

Added Application.css file; Added link to application.css file in layout

Added assets to production

Removed application.css

Fixes in production.rb

Added application.css again, fix css problem

Changed style from application css to style.css

Added configurations in application.rb

Added config.assets.precompile in production.rb

Added public/assets to gitingore

Changed icons name in style.css; Added application.css; removed precompiling options in application.rb and production.rb

Added haml gem; Converted .erb files into .haml

Added partials for signin and adding posts; Added javascript function showing and hiding partials;

Added model for Posts

Updated posts model with user_id; Prepared New post View for the controller; Added Create method to posts_controller; changed posts model name into post model;

Removed comments from post_controller