added detection of rtl languages on every user based input

app/helpers/application_helper.rb

app/views/comments/_comment.html.haml

app/views/comments/_comment.mobile.haml

app/views/conversations/_conversation.haml

app/views/conversations/_show.haml

app/views/messages/_message.haml

app/views/people/_profile_sidebar.html.haml

app/views/status_messages/_status_message.haml

config/assets.yml

config/initializers/direction_detector.rb

public/javascripts/application.js

public/javascripts/inbox.js

public/javascripts/stream.js

public/javascripts/view.js

public/javascripts/web-socket-receiver.js

public/javascripts/widgets/directionDetector.js

public/stylesheets/sass/application.sass