add historyAction & history.html.twig
add write/into/reply in showAction
add pagination for post & history
remove code(_self) on env=prod
fix defaultController.php typo
add search to defaultController.php
add restore & permanently delete to defaultController.php
rewrite newAction(no createForm)
rewrite showAction(no createForm)
disable checkbox on deleted row
add validator to new.html.twig & show.html.twig
fix count_query in indexAction
change routing type to annotation
remove src/Acme/BlogBundle/Resources/config/routing.yml
remove session in indexAction
remove src/Acme/BlogBundle/Form/
fix view index/new/show/history(.html.twig)
create src/Acme/BlogBundle/Entity/PostRepository.php & fix indexAction
fix missing annotation (Post.php/History.php/Reply.php)
rename querystring `d` & `q`