Fix #719486 by moonray: Print link not showing up in content corner if using panels to display nodes

Fix #835470 by adrien.gibrat: Transliterate generated PDF filenames if transliteration module is enabled

Proper fix for #480916: only use cached node type when processing comments also for mail and pdf links

Fix #631760: add query string to user-specified print.css to force browser reload after cache is cleared

Fix #552646: don't add the page to be sent title field in the send-by-email form when the title is empty

Update changelog

Fix #566138: add setting to close the window when both the new window and send to printer are enabled