* Update and expanding Dutch strings for 1.5

Only privacy policy is not translated, but is included. Hopefully I have time to translate this another time (you can set your own privacy policy now anyway).

* Missing file

* A few changes cause of changes in another file

* Fix

* Update Dutch strings for 1.5

* nl

* fix

don't know how that ended up there

* Update nl.yml

* Add Catalan language

* Add Catalan language

* Update ca.json

* Update ca.json

* Update ca.json

* Update ca.json

* Update ca.json

* Update ca.json

* Update settings_helper.rb

* Update mastodon.js

* Update index.js

* Update application.rb

* Update ca.yml

* removed extra spaces at line 225

* Catalan translation update

added activerecord.ca.yml

* Update activerecord.ca.yml

Done

* Updated activerecord.ca.yml

* Added Italian Translation of the following files:
Changes to be committed:
	new file:   app/views/user_mailer/confirmation_instructions.it.html.erb
	new file:   app/views/user_mailer/confirmation_instructions.it.text.erb
	new file:   app/views/user_mailer/password_change.it.html.erb
	new file:   app/views/user_mailer/password_change.it.text.erb
	new file:   app/views/user_mailer/reset_password_instructions.it.html.erb
	new file:   app/views/user_mailer/reset_password_instructions.it.text.erb

* Added italian translation
Changes to be committed:
new file:   config/locales/activerecord.it.yml

ref #2162 and fix #2460