fix comment bug
update ember version
update app name
upgrade simple auth version
del ember validation
add polymorphic to post
fix polymorphic relationship for comment
comment update
add polymorphic to tag
update
update edit page
add .idea to gitignore
update tag model
update bower dependency
update post new
new update for new page
ember validations
working on validations
add i18n and cldr for internationalization
update post input form