Apertium website improvements

New features provide benefits both to Apertium users and Apertium team. Apertium website users will get the improved tool which provides a new dictionary lookup mode which is the second important feature after translation itself. The feedback feature is important to Apertium team. Apertium team will be able to know more about Apertium from users and the tool obtains more testing from people who don't have technical background. Both the feedback page and reliability visualization make the site more user-friendly thus it will grow to one of the coolest online translation tools.