Add a JS hook for has_many_remove:after
introduce ActiveAdmin.flash
tests for ActiveAdmin.flash
Use a select field for a boolean input
Use Ransack 1.3 or higher
don't use ARGV in generator
Add status tags i18n for all languages

Pulled from Google Translate.
Merge pull request #3384 from shekibobo/i18n-status-tags

Add status tags i18n for all languages
Merge pull request #3377 from timoschilling/no_argv_in_generator

don't use ARGV in generator
Merge pull request #2901 from PChambino/filter_boolean_input

Use a select field for a boolean input
Merge pull request #3146 from jhanggi/has_many_remove_after_hook

Add a JS hook for has_many_remove:after
Merge pull request #3361 from timoschilling/js_flash

introduce JS: ActiveAdmin.flash