osTicket/osTicket-1.8 — pull request #766 by greezybacon (2014-04-09 14:16:23+00:00)
Title: PJAX for the staff control panel

PJAX is an ajax technique which appears to load the entire page and even updates the browser's history (so the back button works); however, the page headers and footers are not fetched and reparsed with each page load. This dramatically speeds up the staff control panel (especially for the ticket-view page).