Version .19 adds many new features:
Onion network (Tor)
Tor Browser will now display a button directly in the address bar to notify the visitors that a dedicated Tor hidden service is available. Clicking this button will visit the same page on the Tor network;
The integrated "Browse with Tor Browser" functionality follows the official styling guidelines of the Tor project to mimic the look & feel of the Tor Project.
Search engine
The Homepage loads much faster than before;
The search engine now shows the number of available resources for each category in the Filter menu and a grand count;
The search engine results page is now compatible with smaller displays (like those of smartphones and tablets) and sports dedicated icons for each main category and a Legend button;
The search button in the navigation bar is now composite and compatible with smaller displays (like those of smartphones and tablets);
Karma is now expressed as a percentage, from 0% (bad quality) to 100% (good quality).
Bugfixes:
Fix. token duplication glitch in the GUI (harmless);
Fix. unstable Tor address caching;
Add missing sentence in the Date section of the About page;
Add missing words in the Filter menu (Homepage).