changed devise just to login and fix templates
removed better_errors and binding_of_caller
removed slim templates
changed posts/post to use sep-dot in hr
created form_error_builder to inject 2 methods in form_builder
[PostsController] Using scope home of Page
using tab instead of space
[Admin::PostsController] create scaffold
[Admin::PagesController] create scaffold
[ContactsController] changed contacts form to use FormErrorBuilder