displays the number of characters left when editing the topic title
Merge branch 'fixes-topic-title-length-too-short' of git://github.com/ZogStriP/discourse

Conflicts:
	app/assets/javascripts/discourse/controllers/composer_controller.js
	app/assets/javascripts/discourse/views/composer_view.js
	config/locales/client.en.yml
Fixed some merge conflicts