add slug to posts
add slug to posts_controller
add slug to posts form and locale
fix Post#search_query method
fix sign_out redirection bug
delete admin_new and admin_create methods from sessions
remove adminJ_new sessions view
delete sessions#admin_new and admin_create routes
configure password_resets routes
replace old password reset views with new ones
delete old password reset routes
delete old password reset methods
Merge pull request #20 from psparabara/unify_admin_user_signin_methods

Unify admin user signin methods